Home / 56,985.24-85,486.20-17,545.80

Finding the Fourth Proportional to 56,985.24, 85,486.20 and 17,545.80

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Solution

The fourth proportional to 56,985.24, 85,486.20 and 17,545.80 is: 26,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,985.24 : 85,486.20 = 17,545.80 : x
  2. Step 2: Convert to fraction form
    56,985.24/85,486.20 = 17,545.80/x
  3. Step 3: Cross multiply
    56,985.24x = 85,486.20 × 17,545.80
  4. Step 4: Simplify right side
    56,985.24x = 1,499,923,767.96
  5. Step 5: Solve for x
    x = 1,499,923,767.96/56,985.24
  6. Step 6: Final answer
    x = 26,321.27

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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.