Home / 31,939.68-47,866.32-25,016.16

Finding the Fourth Proportional to 31,939.68, 47,866.32 and 25,016.16

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Solution

The fourth proportional to 31,939.68, 47,866.32 and 25,016.16 is: 37,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,939.68 : 47,866.32 = 25,016.16 : x
  2. Step 2: Convert to fraction form
    31,939.68/47,866.32 = 25,016.16/x
  3. Step 3: Cross multiply
    31,939.68x = 47,866.32 × 25,016.16
  4. Step 4: Simplify right side
    31,939.68x = 1,197,431,519.73
  5. Step 5: Solve for x
    x = 1,197,431,519.73/31,939.68
  6. Step 6: Final answer
    x = 37,490.40

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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.