Home / 31,152.93-46,728.99-8,966.22

Finding the Fourth Proportional to 31,152.93, 46,728.99 and 8,966.22

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Solution

The fourth proportional to 31,152.93, 46,728.99 and 8,966.22 is: 13,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152.93 : 46,728.99 = 8,966.22 : x
  2. Step 2: Convert to fraction form
    31,152.93/46,728.99 = 8,966.22/x
  3. Step 3: Cross multiply
    31,152.93x = 46,728.99 × 8,966.22
  4. Step 4: Simplify right side
    31,152.93x = 418,982,404.72
  5. Step 5: Solve for x
    x = 418,982,404.72/31,152.93
  6. Step 6: Final answer
    x = 13,449.21

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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.