Home / 40,488.16-60,712.80-22,953.28

Finding the Fourth Proportional to 40,488.16, 60,712.80 and 22,953.28

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Solution

The fourth proportional to 40,488.16, 60,712.80 and 22,953.28 is: 34,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,488.16 : 60,712.80 = 22,953.28 : x
  2. Step 2: Convert to fraction form
    40,488.16/60,712.80 = 22,953.28/x
  3. Step 3: Cross multiply
    40,488.16x = 60,712.80 × 22,953.28
  4. Step 4: Simplify right side
    40,488.16x = 1,393,557,897.98
  5. Step 5: Solve for x
    x = 1,393,557,897.98/40,488.16
  6. Step 6: Final answer
    x = 34,418.90

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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.