Home / 34,819.23-52,177.80-21,631.62

Finding the Fourth Proportional to 34,819.23, 52,177.80 and 21,631.62

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Solution

The fourth proportional to 34,819.23, 52,177.80 and 21,631.62 is: 32,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,819.23 : 52,177.80 = 21,631.62 : x
  2. Step 2: Convert to fraction form
    34,819.23/52,177.80 = 21,631.62/x
  3. Step 3: Cross multiply
    34,819.23x = 52,177.80 × 21,631.62
  4. Step 4: Simplify right side
    34,819.23x = 1,128,690,342.04
  5. Step 5: Solve for x
    x = 1,128,690,342.04/34,819.23
  6. Step 6: Final answer
    x = 32,415.72

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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.