Home / 55,094.91-82,617.75-15,642.78

Finding the Fourth Proportional to 55,094.91, 82,617.75 and 15,642.78

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Solution

The fourth proportional to 55,094.91, 82,617.75 and 15,642.78 is: 23,457.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,094.91 : 82,617.75 = 15,642.78 : x
  2. Step 2: Convert to fraction form
    55,094.91/82,617.75 = 15,642.78/x
  3. Step 3: Cross multiply
    55,094.91x = 82,617.75 × 15,642.78
  4. Step 4: Simplify right side
    55,094.91x = 1,292,371,287.35
  5. Step 5: Solve for x
    x = 1,292,371,287.35/55,094.91
  6. Step 6: Final answer
    x = 23,457.18

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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.