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Finding the Fourth Proportional to 56,997.60, 85,496.16 and 17,544

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Solution

The fourth proportional to 56,997.60, 85,496.16 and 17,544 is: 26,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997.60 : 85,496.16 = 17,544 : x
  2. Step 2: Convert to fraction form
    56,997.60/85,496.16 = 17,544/x
  3. Step 3: Cross multiply
    56,997.60x = 85,496.16 × 17,544
  4. Step 4: Simplify right side
    56,997.60x = 1,499,944,631.04
  5. Step 5: Solve for x
    x = 1,499,944,631.04/56,997.60
  6. Step 6: Final answer
    x = 26,315.93

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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.