Home / 56,419.74-84,565.62-26,402.76

Finding the Fourth Proportional to 56,419.74, 84,565.62 and 26,402.76

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Solution

The fourth proportional to 56,419.74, 84,565.62 and 26,402.76 is: 39,574.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,419.74 : 84,565.62 = 26,402.76 : x
  2. Step 2: Convert to fraction form
    56,419.74/84,565.62 = 26,402.76/x
  3. Step 3: Cross multiply
    56,419.74x = 84,565.62 × 26,402.76
  4. Step 4: Simplify right side
    56,419.74x = 2,232,765,769.11
  5. Step 5: Solve for x
    x = 2,232,765,769.11/56,419.74
  6. Step 6: Final answer
    x = 39,574.19

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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.