Home / 31,567.40-47,358.52-9,380.96

Finding the Fourth Proportional to 31,567.40, 47,358.52 and 9,380.96

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Solution

The fourth proportional to 31,567.40, 47,358.52 and 9,380.96 is: 14,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567.40 : 47,358.52 = 9,380.96 : x
  2. Step 2: Convert to fraction form
    31,567.40/47,358.52 = 9,380.96/x
  3. Step 3: Cross multiply
    31,567.40x = 47,358.52 × 9,380.96
  4. Step 4: Simplify right side
    31,567.40x = 444,268,381.78
  5. Step 5: Solve for x
    x = 444,268,381.78/31,567.40
  6. Step 6: Final answer
    x = 14,073.65

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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.