Home / 40,853.36-61,220.64-22,117.52

Finding the Fourth Proportional to 40,853.36, 61,220.64 and 22,117.52

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Solution

The fourth proportional to 40,853.36, 61,220.64 and 22,117.52 is: 33,144.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,853.36 : 61,220.64 = 22,117.52 : x
  2. Step 2: Convert to fraction form
    40,853.36/61,220.64 = 22,117.52/x
  3. Step 3: Cross multiply
    40,853.36x = 61,220.64 × 22,117.52
  4. Step 4: Simplify right side
    40,853.36x = 1,354,048,729.61
  5. Step 5: Solve for x
    x = 1,354,048,729.61/40,853.36
  6. Step 6: Final answer
    x = 33,144.12

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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.