Home / 56,681.28-85,025.40-17,241.30

Finding the Fourth Proportional to 56,681.28, 85,025.40 and 17,241.30

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Solution

The fourth proportional to 56,681.28, 85,025.40 and 17,241.30 is: 25,863.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,681.28 : 85,025.40 = 17,241.30 : x
  2. Step 2: Convert to fraction form
    56,681.28/85,025.40 = 17,241.30/x
  3. Step 3: Cross multiply
    56,681.28x = 85,025.40 × 17,241.30
  4. Step 4: Simplify right side
    56,681.28x = 1,465,948,429.02
  5. Step 5: Solve for x
    x = 1,465,948,429.02/56,681.28
  6. Step 6: Final answer
    x = 25,863.01

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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.