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Finding the Fourth Proportional to 38,362.47, 57,484.02 and 14,657.09

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Solution

The fourth proportional to 38,362.47, 57,484.02 and 14,657.09 is: 21,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,362.47 : 57,484.02 = 14,657.09 : x
  2. Step 2: Convert to fraction form
    38,362.47/57,484.02 = 14,657.09/x
  3. Step 3: Cross multiply
    38,362.47x = 57,484.02 × 14,657.09
  4. Step 4: Simplify right side
    38,362.47x = 842,548,167.28
  5. Step 5: Solve for x
    x = 842,548,167.28/38,362.47
  6. Step 6: Final answer
    x = 21,962.82

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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.