Home / 28,956.28-43,440.80-16,482.18

Finding the Fourth Proportional to 28,956.28, 43,440.80 and 16,482.18

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Solution

The fourth proportional to 28,956.28, 43,440.80 and 16,482.18 is: 24,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956.28 : 43,440.80 = 16,482.18 : x
  2. Step 2: Convert to fraction form
    28,956.28/43,440.80 = 16,482.18/x
  3. Step 3: Cross multiply
    28,956.28x = 43,440.80 × 16,482.18
  4. Step 4: Simplify right side
    28,956.28x = 715,999,084.94
  5. Step 5: Solve for x
    x = 715,999,084.94/28,956.28
  6. Step 6: Final answer
    x = 24,726.90

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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.