Home / 31,132.16-46,689.76-10,352.96

Finding the Fourth Proportional to 31,132.16, 46,689.76 and 10,352.96

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Solution

The fourth proportional to 31,132.16, 46,689.76 and 10,352.96 is: 15,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,132.16 : 46,689.76 = 10,352.96 : x
  2. Step 2: Convert to fraction form
    31,132.16/46,689.76 = 10,352.96/x
  3. Step 3: Cross multiply
    31,132.16x = 46,689.76 × 10,352.96
  4. Step 4: Simplify right side
    31,132.16x = 483,377,217.69
  5. Step 5: Solve for x
    x = 483,377,217.69/31,132.16
  6. Step 6: Final answer
    x = 15,526.62

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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.