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Finding the Fourth Proportional to 34,290.04, 47,340.90 and 22,374.04

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Solution

The fourth proportional to 34,290.04, 47,340.90 and 22,374.04 is: 30,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,290.04 : 47,340.90 = 22,374.04 : x
  2. Step 2: Convert to fraction form
    34,290.04/47,340.90 = 22,374.04/x
  3. Step 3: Cross multiply
    34,290.04x = 47,340.90 × 22,374.04
  4. Step 4: Simplify right side
    34,290.04x = 1,059,207,190.24
  5. Step 5: Solve for x
    x = 1,059,207,190.24/34,290.04
  6. Step 6: Final answer
    x = 30,889.65

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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.