Home / 31,576.74-47,331.73-10,511.16

Finding the Fourth Proportional to 31,576.74, 47,331.73 and 10,511.16

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Solution

The fourth proportional to 31,576.74, 47,331.73 and 10,511.16 is: 15,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.74 : 47,331.73 = 10,511.16 : x
  2. Step 2: Convert to fraction form
    31,576.74/47,331.73 = 10,511.16/x
  3. Step 3: Cross multiply
    31,576.74x = 47,331.73 × 10,511.16
  4. Step 4: Simplify right side
    31,576.74x = 497,511,387.11
  5. Step 5: Solve for x
    x = 497,511,387.11/31,576.74
  6. Step 6: Final answer
    x = 15,755.63

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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.