Home / 56,701.84-85,020.36-17,247.28

Finding the Fourth Proportional to 56,701.84, 85,020.36 and 17,247.28

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Solution

The fourth proportional to 56,701.84, 85,020.36 and 17,247.28 is: 25,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,701.84 : 85,020.36 = 17,247.28 : x
  2. Step 2: Convert to fraction form
    56,701.84/85,020.36 = 17,247.28/x
  3. Step 3: Cross multiply
    56,701.84x = 85,020.36 × 17,247.28
  4. Step 4: Simplify right side
    56,701.84x = 1,466,369,954.62
  5. Step 5: Solve for x
    x = 1,466,369,954.62/56,701.84
  6. Step 6: Final answer
    x = 25,861.06

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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.