Home / 47,654.94-71,459.28-14,368.80

Finding the Fourth Proportional to 47,654.94, 71,459.28 and 14,368.80

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Solution

The fourth proportional to 47,654.94, 71,459.28 and 14,368.80 is: 21,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,654.94 : 71,459.28 = 14,368.80 : x
  2. Step 2: Convert to fraction form
    47,654.94/71,459.28 = 14,368.80/x
  3. Step 3: Cross multiply
    47,654.94x = 71,459.28 × 14,368.80
  4. Step 4: Simplify right side
    47,654.94x = 1,026,784,102.46
  5. Step 5: Solve for x
    x = 1,026,784,102.46/47,654.94
  6. Step 6: Final answer
    x = 21,546.23

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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.