Home / 14,659.13-21,988.40-3,565.88

Finding the Fourth Proportional to 14,659.13, 21,988.40 and 3,565.88

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Solution

The fourth proportional to 14,659.13, 21,988.40 and 3,565.88 is: 5,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.13 : 21,988.40 = 3,565.88 : x
  2. Step 2: Convert to fraction form
    14,659.13/21,988.40 = 3,565.88/x
  3. Step 3: Cross multiply
    14,659.13x = 21,988.40 × 3,565.88
  4. Step 4: Simplify right side
    14,659.13x = 78,407,950.48
  5. Step 5: Solve for x
    x = 78,407,950.48/14,659.13
  6. Step 6: Final answer
    x = 5,348.74

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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.