Home / 31,404.18-47,106.54-9,217.92

Finding the Fourth Proportional to 31,404.18, 47,106.54 and 9,217.92

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Solution

The fourth proportional to 31,404.18, 47,106.54 and 9,217.92 is: 13,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404.18 : 47,106.54 = 9,217.92 : x
  2. Step 2: Convert to fraction form
    31,404.18/47,106.54 = 9,217.92/x
  3. Step 3: Cross multiply
    31,404.18x = 47,106.54 × 9,217.92
  4. Step 4: Simplify right side
    31,404.18x = 434,224,317.20
  5. Step 5: Solve for x
    x = 434,224,317.20/31,404.18
  6. Step 6: Final answer
    x = 13,826.96

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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.