Home / 26,616.93-36,731.29-15,287.16

Finding the Fourth Proportional to 26,616.93, 36,731.29 and 15,287.16

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Solution

The fourth proportional to 26,616.93, 36,731.29 and 15,287.16 is: 21,096.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.93 : 36,731.29 = 15,287.16 : x
  2. Step 2: Convert to fraction form
    26,616.93/36,731.29 = 15,287.16/x
  3. Step 3: Cross multiply
    26,616.93x = 36,731.29 × 15,287.16
  4. Step 4: Simplify right side
    26,616.93x = 561,517,073.97
  5. Step 5: Solve for x
    x = 561,517,073.97/26,616.93
  6. Step 6: Final answer
    x = 21,096.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.