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Finding the Fourth Proportional to 15,207.90, 22,801.05 and 5,844.30

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Solution

The fourth proportional to 15,207.90, 22,801.05 and 5,844.30 is: 8,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,207.90 : 22,801.05 = 5,844.30 : x
  2. Step 2: Convert to fraction form
    15,207.90/22,801.05 = 5,844.30/x
  3. Step 3: Cross multiply
    15,207.90x = 22,801.05 × 5,844.30
  4. Step 4: Simplify right side
    15,207.90x = 133,256,176.52
  5. Step 5: Solve for x
    x = 133,256,176.52/15,207.90
  6. Step 6: Final answer
    x = 8,762.30

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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.