Home / 28,482.56-42,677.76-23,290.88

Finding the Fourth Proportional to 28,482.56, 42,677.76 and 23,290.88

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Solution

The fourth proportional to 28,482.56, 42,677.76 and 23,290.88 is: 34,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,482.56 : 42,677.76 = 23,290.88 : x
  2. Step 2: Convert to fraction form
    28,482.56/42,677.76 = 23,290.88/x
  3. Step 3: Cross multiply
    28,482.56x = 42,677.76 × 23,290.88
  4. Step 4: Simplify right side
    28,482.56x = 994,002,586.83
  5. Step 5: Solve for x
    x = 994,002,586.83/28,482.56
  6. Step 6: Final answer
    x = 34,898.64

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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.