Home / 56,719.98-85,092.66-17,280.18

Finding the Fourth Proportional to 56,719.98, 85,092.66 and 17,280.18

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Solution

The fourth proportional to 56,719.98, 85,092.66 and 17,280.18 is: 25,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,719.98 : 85,092.66 = 17,280.18 : x
  2. Step 2: Convert to fraction form
    56,719.98/85,092.66 = 17,280.18/x
  3. Step 3: Cross multiply
    56,719.98x = 85,092.66 × 17,280.18
  4. Step 4: Simplify right side
    56,719.98x = 1,470,416,481.48
  5. Step 5: Solve for x
    x = 1,470,416,481.48/56,719.98
  6. Step 6: Final answer
    x = 25,924.14

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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.