Home / 23,347.74-32,194.32-15,780.92

Finding the Fourth Proportional to 23,347.74, 32,194.32 and 15,780.92

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Solution

The fourth proportional to 23,347.74, 32,194.32 and 15,780.92 is: 21,760.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,347.74 : 32,194.32 = 15,780.92 : x
  2. Step 2: Convert to fraction form
    23,347.74/32,194.32 = 15,780.92/x
  3. Step 3: Cross multiply
    23,347.74x = 32,194.32 × 15,780.92
  4. Step 4: Simplify right side
    23,347.74x = 508,055,988.37
  5. Step 5: Solve for x
    x = 508,055,988.37/23,347.74
  6. Step 6: Final answer
    x = 21,760.39

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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.