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Finding the Fourth Proportional to 40,897.03, 56,437.56 and 22,992.11

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Solution

The fourth proportional to 40,897.03, 56,437.56 and 22,992.11 is: 31,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,897.03 : 56,437.56 = 22,992.11 : x
  2. Step 2: Convert to fraction form
    40,897.03/56,437.56 = 22,992.11/x
  3. Step 3: Cross multiply
    40,897.03x = 56,437.56 × 22,992.11
  4. Step 4: Simplify right side
    40,897.03x = 1,297,618,472.69
  5. Step 5: Solve for x
    x = 1,297,618,472.69/40,897.03
  6. Step 6: Final answer
    x = 31,728.92

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1.5x scale

Why These Related Problems?

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