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Finding the Fourth Proportional to 15,304.55, 22,965.02 and 14,189.18

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Solution

The fourth proportional to 15,304.55, 22,965.02 and 14,189.18 is: 21,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,304.55 : 22,965.02 = 14,189.18 : x
  2. Step 2: Convert to fraction form
    15,304.55/22,965.02 = 14,189.18/x
  3. Step 3: Cross multiply
    15,304.55x = 22,965.02 × 14,189.18
  4. Step 4: Simplify right side
    15,304.55x = 325,854,669.92
  5. Step 5: Solve for x
    x = 325,854,669.92/15,304.55
  6. Step 6: Final answer
    x = 21,291.37

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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.