Home / 31,631.08-47,454.42-22,289.34

Finding the Fourth Proportional to 31,631.08, 47,454.42 and 22,289.34

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Solution

The fourth proportional to 31,631.08, 47,454.42 and 22,289.34 is: 33,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,631.08 : 47,454.42 = 22,289.34 : x
  2. Step 2: Convert to fraction form
    31,631.08/47,454.42 = 22,289.34/x
  3. Step 3: Cross multiply
    31,631.08x = 47,454.42 × 22,289.34
  4. Step 4: Simplify right side
    31,631.08x = 1,057,727,701.88
  5. Step 5: Solve for x
    x = 1,057,727,701.88/31,631.08
  6. Step 6: Final answer
    x = 33,439.51

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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.