Home / 15,587.85-23,381.78-3,901.07

Finding the Fourth Proportional to 15,587.85, 23,381.78 and 3,901.07

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Solution

The fourth proportional to 15,587.85, 23,381.78 and 3,901.07 is: 5,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,587.85 : 23,381.78 = 3,901.07 : x
  2. Step 2: Convert to fraction form
    15,587.85/23,381.78 = 3,901.07/x
  3. Step 3: Cross multiply
    15,587.85x = 23,381.78 × 3,901.07
  4. Step 4: Simplify right side
    15,587.85x = 91,213,960.50
  5. Step 5: Solve for x
    x = 91,213,960.50/15,587.85
  6. Step 6: Final answer
    x = 5,851.61

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.