Home / 56,725.74-85,082.13-15,175.98

Finding the Fourth Proportional to 56,725.74, 85,082.13 and 15,175.98

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Solution

The fourth proportional to 56,725.74, 85,082.13 and 15,175.98 is: 22,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,725.74 : 85,082.13 = 15,175.98 : x
  2. Step 2: Convert to fraction form
    56,725.74/85,082.13 = 15,175.98/x
  3. Step 3: Cross multiply
    56,725.74x = 85,082.13 × 15,175.98
  4. Step 4: Simplify right side
    56,725.74x = 1,291,204,703.24
  5. Step 5: Solve for x
    x = 1,291,204,703.24/56,725.74
  6. Step 6: Final answer
    x = 22,762.24

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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.