Home / 39,920.55-55,088.40-24,001.92

Finding the Fourth Proportional to 39,920.55, 55,088.40 and 24,001.92

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Solution

The fourth proportional to 39,920.55, 55,088.40 and 24,001.92 is: 33,121.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920.55 : 55,088.40 = 24,001.92 : x
  2. Step 2: Convert to fraction form
    39,920.55/55,088.40 = 24,001.92/x
  3. Step 3: Cross multiply
    39,920.55x = 55,088.40 × 24,001.92
  4. Step 4: Simplify right side
    39,920.55x = 1,322,227,459.74
  5. Step 5: Solve for x
    x = 1,322,227,459.74/39,920.55
  6. Step 6: Final answer
    x = 33,121.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.