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Finding the Fourth Proportional to 55,496.52, 83,244.06 and 13,943.52

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Solution

The fourth proportional to 55,496.52, 83,244.06 and 13,943.52 is: 20,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,496.52 : 83,244.06 = 13,943.52 : x
  2. Step 2: Convert to fraction form
    55,496.52/83,244.06 = 13,943.52/x
  3. Step 3: Cross multiply
    55,496.52x = 83,244.06 × 13,943.52
  4. Step 4: Simplify right side
    55,496.52x = 1,160,715,215.49
  5. Step 5: Solve for x
    x = 1,160,715,215.49/55,496.52
  6. Step 6: Final answer
    x = 20,915.10

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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.