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Finding the Fourth Proportional to 14,347.32, 19,801.16 and 8,059.70

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Solution

The fourth proportional to 14,347.32, 19,801.16 and 8,059.70 is: 11,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.32 : 19,801.16 = 8,059.70 : x
  2. Step 2: Convert to fraction form
    14,347.32/19,801.16 = 8,059.70/x
  3. Step 3: Cross multiply
    14,347.32x = 19,801.16 × 8,059.70
  4. Step 4: Simplify right side
    14,347.32x = 159,591,269.95
  5. Step 5: Solve for x
    x = 159,591,269.95/14,347.32
  6. Step 6: Final answer
    x = 11,123.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.