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Finding the Fourth Proportional to 14,087.96, 19,437 and 9,373.04

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Solution

The fourth proportional to 14,087.96, 19,437 and 9,373.04 is: 12,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.96 : 19,437 = 9,373.04 : x
  2. Step 2: Convert to fraction form
    14,087.96/19,437 = 9,373.04/x
  3. Step 3: Cross multiply
    14,087.96x = 19,437 × 9,373.04
  4. Step 4: Simplify right side
    14,087.96x = 182,183,778.48
  5. Step 5: Solve for x
    x = 182,183,778.48/14,087.96
  6. Step 6: Final answer
    x = 12,931.88

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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.