Home / 56,757.74-85,136.36-17,314.72

Finding the Fourth Proportional to 56,757.74, 85,136.36 and 17,314.72

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Solution

The fourth proportional to 56,757.74, 85,136.36 and 17,314.72 is: 25,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.74 : 85,136.36 = 17,314.72 : x
  2. Step 2: Convert to fraction form
    56,757.74/85,136.36 = 17,314.72/x
  3. Step 3: Cross multiply
    56,757.74x = 85,136.36 × 17,314.72
  4. Step 4: Simplify right side
    56,757.74x = 1,474,112,235.22
  5. Step 5: Solve for x
    x = 1,474,112,235.22/56,757.74
  6. Step 6: Final answer
    x = 25,972.00

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1.5x scale

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.