Home / 26,617.48-36,732.06-15,287.71

Finding the Fourth Proportional to 26,617.48, 36,732.06 and 15,287.71

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Solution

The fourth proportional to 26,617.48, 36,732.06 and 15,287.71 is: 21,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.48 : 36,732.06 = 15,287.71 : x
  2. Step 2: Convert to fraction form
    26,617.48/36,732.06 = 15,287.71/x
  3. Step 3: Cross multiply
    26,617.48x = 36,732.06 × 15,287.71
  4. Step 4: Simplify right side
    26,617.48x = 561,549,094.15
  5. Step 5: Solve for x
    x = 561,549,094.15/26,617.48
  6. Step 6: Final answer
    x = 21,097.00

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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.