Home / 55,666.64-83,500.12-13,546.73

Finding the Fourth Proportional to 55,666.64, 83,500.12 and 13,546.73

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Solution

The fourth proportional to 55,666.64, 83,500.12 and 13,546.73 is: 20,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,666.64 : 83,500.12 = 13,546.73 : x
  2. Step 2: Convert to fraction form
    55,666.64/83,500.12 = 13,546.73/x
  3. Step 3: Cross multiply
    55,666.64x = 83,500.12 × 13,546.73
  4. Step 4: Simplify right side
    55,666.64x = 1,131,153,163.11
  5. Step 5: Solve for x
    x = 1,131,153,163.11/55,666.64
  6. Step 6: Final answer
    x = 20,320.13

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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.