Home / 40,764.35-61,154.76-14,471.15

Finding the Fourth Proportional to 40,764.35, 61,154.76 and 14,471.15

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Solution

The fourth proportional to 40,764.35, 61,154.76 and 14,471.15 is: 21,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.35 : 61,154.76 = 14,471.15 : x
  2. Step 2: Convert to fraction form
    40,764.35/61,154.76 = 14,471.15/x
  3. Step 3: Cross multiply
    40,764.35x = 61,154.76 × 14,471.15
  4. Step 4: Simplify right side
    40,764.35x = 884,979,399.40
  5. Step 5: Solve for x
    x = 884,979,399.40/40,764.35
  6. Step 6: Final answer
    x = 21,709.64

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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.