Home / 23,995.32-33,111.46-15,497.81

Finding the Fourth Proportional to 23,995.32, 33,111.46 and 15,497.81

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Solution

The fourth proportional to 23,995.32, 33,111.46 and 15,497.81 is: 21,385.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,995.32 : 33,111.46 = 15,497.81 : x
  2. Step 2: Convert to fraction form
    23,995.32/33,111.46 = 15,497.81/x
  3. Step 3: Cross multiply
    23,995.32x = 33,111.46 × 15,497.81
  4. Step 4: Simplify right side
    23,995.32x = 513,154,872.86
  5. Step 5: Solve for x
    x = 513,154,872.86/23,995.32
  6. Step 6: Final answer
    x = 21,385.63

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.