Home / 40,239.14-60,364.17-13,945.93

Finding the Fourth Proportional to 40,239.14, 60,364.17 and 13,945.93

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Solution

The fourth proportional to 40,239.14, 60,364.17 and 13,945.93 is: 20,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.14 : 60,364.17 = 13,945.93 : x
  2. Step 2: Convert to fraction form
    40,239.14/60,364.17 = 13,945.93/x
  3. Step 3: Cross multiply
    40,239.14x = 60,364.17 × 13,945.93
  4. Step 4: Simplify right side
    40,239.14x = 841,834,489.33
  5. Step 5: Solve for x
    x = 841,834,489.33/40,239.14
  6. Step 6: Final answer
    x = 20,920.79

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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.