Home / 56,720.25-85,060.50-16,728.62

Finding the Fourth Proportional to 56,720.25, 85,060.50 and 16,728.62

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Solution

The fourth proportional to 56,720.25, 85,060.50 and 16,728.62 is: 25,087.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,720.25 : 85,060.50 = 16,728.62 : x
  2. Step 2: Convert to fraction form
    56,720.25/85,060.50 = 16,728.62/x
  3. Step 3: Cross multiply
    56,720.25x = 85,060.50 × 16,728.62
  4. Step 4: Simplify right side
    56,720.25x = 1,422,944,356.21
  5. Step 5: Solve for x
    x = 1,422,944,356.21/56,720.25
  6. Step 6: Final answer
    x = 25,087.06

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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.