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Finding the Fourth Proportional to 34,482.80, 47,574.42 and 22,398.38

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Solution

The fourth proportional to 34,482.80, 47,574.42 and 22,398.38 is: 30,902.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,482.80 : 47,574.42 = 22,398.38 : x
  2. Step 2: Convert to fraction form
    34,482.80/47,574.42 = 22,398.38/x
  3. Step 3: Cross multiply
    34,482.80x = 47,574.42 × 22,398.38
  4. Step 4: Simplify right side
    34,482.80x = 1,065,589,937.44
  5. Step 5: Solve for x
    x = 1,065,589,937.44/34,482.80
  6. Step 6: Final answer
    x = 30,902.07

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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.