Home / 39,742.40-59,656.80-22,246.40

Finding the Fourth Proportional to 39,742.40, 59,656.80 and 22,246.40

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Solution

The fourth proportional to 39,742.40, 59,656.80 and 22,246.40 is: 33,393.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,742.40 : 59,656.80 = 22,246.40 : x
  2. Step 2: Convert to fraction form
    39,742.40/59,656.80 = 22,246.40/x
  3. Step 3: Cross multiply
    39,742.40x = 59,656.80 × 22,246.40
  4. Step 4: Simplify right side
    39,742.40x = 1,327,149,035.52
  5. Step 5: Solve for x
    x = 1,327,149,035.52/39,742.40
  6. Step 6: Final answer
    x = 33,393.78

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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.