Home / 56,858.53-85,304.20-17,421.46

Finding the Fourth Proportional to 56,858.53, 85,304.20 and 17,421.46

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Solution

The fourth proportional to 56,858.53, 85,304.20 and 17,421.46 is: 26,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,858.53 : 85,304.20 = 17,421.46 : x
  2. Step 2: Convert to fraction form
    56,858.53/85,304.20 = 17,421.46/x
  3. Step 3: Cross multiply
    56,858.53x = 85,304.20 × 17,421.46
  4. Step 4: Simplify right side
    56,858.53x = 1,486,123,708.13
  5. Step 5: Solve for x
    x = 1,486,123,708.13/56,858.53
  6. Step 6: Final answer
    x = 26,137.22

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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.