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Finding the Fourth Proportional to 39,648.03, 54,714.03 and 22,657.47

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Solution

The fourth proportional to 39,648.03, 54,714.03 and 22,657.47 is: 31,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.03 : 54,714.03 = 22,657.47 : x
  2. Step 2: Convert to fraction form
    39,648.03/54,714.03 = 22,657.47/x
  3. Step 3: Cross multiply
    39,648.03x = 54,714.03 × 22,657.47
  4. Step 4: Simplify right side
    39,648.03x = 1,239,681,638.38
  5. Step 5: Solve for x
    x = 1,239,681,638.38/39,648.03
  6. Step 6: Final answer
    x = 31,267.17

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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.