Home / 55,454.05-83,156.34-16,001.78

Finding the Fourth Proportional to 55,454.05, 83,156.34 and 16,001.78

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Solution

The fourth proportional to 55,454.05, 83,156.34 and 16,001.78 is: 23,995.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,454.05 : 83,156.34 = 16,001.78 : x
  2. Step 2: Convert to fraction form
    55,454.05/83,156.34 = 16,001.78/x
  3. Step 3: Cross multiply
    55,454.05x = 83,156.34 × 16,001.78
  4. Step 4: Simplify right side
    55,454.05x = 1,330,649,458.29
  5. Step 5: Solve for x
    x = 1,330,649,458.29/55,454.05
  6. Step 6: Final answer
    x = 23,995.53

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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.