Home / 29,426.63-40,609.15-15,997.88

Finding the Fourth Proportional to 29,426.63, 40,609.15 and 15,997.88

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Solution

The fourth proportional to 29,426.63, 40,609.15 and 15,997.88 is: 22,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,426.63 : 40,609.15 = 15,997.88 : x
  2. Step 2: Convert to fraction form
    29,426.63/40,609.15 = 15,997.88/x
  3. Step 3: Cross multiply
    29,426.63x = 40,609.15 × 15,997.88
  4. Step 4: Simplify right side
    29,426.63x = 649,660,370.13
  5. Step 5: Solve for x
    x = 649,660,370.13/29,426.63
  6. Step 6: Final answer
    x = 22,077.30

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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.