Home / 71,847.04-107,770.56-21,927.40

Finding the Fourth Proportional to 71,847.04, 107,770.56 and 21,927.40

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Solution

The fourth proportional to 71,847.04, 107,770.56 and 21,927.40 is: 32,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,847.04 : 107,770.56 = 21,927.40 : x
  2. Step 2: Convert to fraction form
    71,847.04/107,770.56 = 21,927.40/x
  3. Step 3: Cross multiply
    71,847.04x = 107,770.56 × 21,927.40
  4. Step 4: Simplify right side
    71,847.04x = 2,363,128,177.34
  5. Step 5: Solve for x
    x = 2,363,128,177.34/71,847.04
  6. Step 6: Final answer
    x = 32,891.10

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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.