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Finding the Fourth Proportional to 55,646.40, 83,469.51 and 36,962.88

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Solution

The fourth proportional to 55,646.40, 83,469.51 and 36,962.88 is: 55,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,646.40 : 83,469.51 = 36,962.88 : x
  2. Step 2: Convert to fraction form
    55,646.40/83,469.51 = 36,962.88/x
  3. Step 3: Cross multiply
    55,646.40x = 83,469.51 × 36,962.88
  4. Step 4: Simplify right side
    55,646.40x = 3,085,273,481.79
  5. Step 5: Solve for x
    x = 3,085,273,481.79/55,646.40
  6. Step 6: Final answer
    x = 55,444.26

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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.