Home / 56,642.31-84,963.60-17,199.72

Finding the Fourth Proportional to 56,642.31, 84,963.60 and 17,199.72

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Solution

The fourth proportional to 56,642.31, 84,963.60 and 17,199.72 is: 25,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,642.31 : 84,963.60 = 17,199.72 : x
  2. Step 2: Convert to fraction form
    56,642.31/84,963.60 = 17,199.72/x
  3. Step 3: Cross multiply
    56,642.31x = 84,963.60 × 17,199.72
  4. Step 4: Simplify right side
    56,642.31x = 1,461,350,130.19
  5. Step 5: Solve for x
    x = 1,461,350,130.19/56,642.31
  6. Step 6: Final answer
    x = 25,799.62

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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.