Home / 31,251.92-46,851.96-11,526.80

Finding the Fourth Proportional to 31,251.92, 46,851.96 and 11,526.80

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Solution

The fourth proportional to 31,251.92, 46,851.96 and 11,526.80 is: 17,280.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,251.92 : 46,851.96 = 11,526.80 : x
  2. Step 2: Convert to fraction form
    31,251.92/46,851.96 = 11,526.80/x
  3. Step 3: Cross multiply
    31,251.92x = 46,851.96 × 11,526.80
  4. Step 4: Simplify right side
    31,251.92x = 540,053,172.53
  5. Step 5: Solve for x
    x = 540,053,172.53/31,251.92
  6. Step 6: Final answer
    x = 17,280.64

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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.