Home / 47,281.52-70,874.39-30,652.09

Finding the Fourth Proportional to 47,281.52, 70,874.39 and 30,652.09

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Solution

The fourth proportional to 47,281.52, 70,874.39 and 30,652.09 is: 45,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,281.52 : 70,874.39 = 30,652.09 : x
  2. Step 2: Convert to fraction form
    47,281.52/70,874.39 = 30,652.09/x
  3. Step 3: Cross multiply
    47,281.52x = 70,874.39 × 30,652.09
  4. Step 4: Simplify right side
    47,281.52x = 2,172,448,080.42
  5. Step 5: Solve for x
    x = 2,172,448,080.42/47,281.52
  6. Step 6: Final answer
    x = 45,947.08

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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.