Home / 13,761.16-20,632.62-4,996.15

Finding the Fourth Proportional to 13,761.16, 20,632.62 and 4,996.15

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Solution

The fourth proportional to 13,761.16, 20,632.62 and 4,996.15 is: 7,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,761.16 : 20,632.62 = 4,996.15 : x
  2. Step 2: Convert to fraction form
    13,761.16/20,632.62 = 4,996.15/x
  3. Step 3: Cross multiply
    13,761.16x = 20,632.62 × 4,996.15
  4. Step 4: Simplify right side
    13,761.16x = 103,083,631.57
  5. Step 5: Solve for x
    x = 103,083,631.57/13,761.16
  6. Step 6: Final answer
    x = 7,490.91

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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.