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Finding the Fourth Proportional to 15,798.83, 23,700.66 and 5,938.79

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Solution

The fourth proportional to 15,798.83, 23,700.66 and 5,938.79 is: 8,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,798.83 : 23,700.66 = 5,938.79 : x
  2. Step 2: Convert to fraction form
    15,798.83/23,700.66 = 5,938.79/x
  3. Step 3: Cross multiply
    15,798.83x = 23,700.66 × 5,938.79
  4. Step 4: Simplify right side
    15,798.83x = 140,753,301.85
  5. Step 5: Solve for x
    x = 140,753,301.85/15,798.83
  6. Step 6: Final answer
    x = 8,909.10

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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.