Home / 26,445.12-39,614.76-15,909.30

Finding the Fourth Proportional to 26,445.12, 39,614.76 and 15,909.30

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Solution

The fourth proportional to 26,445.12, 39,614.76 and 15,909.30 is: 23,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.12 : 39,614.76 = 15,909.30 : x
  2. Step 2: Convert to fraction form
    26,445.12/39,614.76 = 15,909.30/x
  3. Step 3: Cross multiply
    26,445.12x = 39,614.76 × 15,909.30
  4. Step 4: Simplify right side
    26,445.12x = 630,243,101.27
  5. Step 5: Solve for x
    x = 630,243,101.27/26,445.12
  6. Step 6: Final answer
    x = 23,832.11

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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.