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Finding the Fourth Proportional to 14,346.72, 19,799.64 and 8,060.04

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Solution

The fourth proportional to 14,346.72, 19,799.64 and 8,060.04 is: 11,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.72 : 19,799.64 = 8,060.04 : x
  2. Step 2: Convert to fraction form
    14,346.72/19,799.64 = 8,060.04/x
  3. Step 3: Cross multiply
    14,346.72x = 19,799.64 × 8,060.04
  4. Step 4: Simplify right side
    14,346.72x = 159,585,890.39
  5. Step 5: Solve for x
    x = 159,585,890.39/14,346.72
  6. Step 6: Final answer
    x = 11,123.51

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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.