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Finding the Fourth Proportional to 14,248.56, 21,373.56 and 4,394.58

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Solution

The fourth proportional to 14,248.56, 21,373.56 and 4,394.58 is: 6,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.56 : 21,373.56 = 4,394.58 : x
  2. Step 2: Convert to fraction form
    14,248.56/21,373.56 = 4,394.58/x
  3. Step 3: Cross multiply
    14,248.56x = 21,373.56 × 4,394.58
  4. Step 4: Simplify right side
    14,248.56x = 93,927,819.30
  5. Step 5: Solve for x
    x = 93,927,819.30/14,248.56
  6. Step 6: Final answer
    x = 6,592.09

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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.