Home / 55,451.17-83,152.05-15,998.91

Finding the Fourth Proportional to 55,451.17, 83,152.05 and 15,998.91

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Solution

The fourth proportional to 55,451.17, 83,152.05 and 15,998.91 is: 23,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.17 : 83,152.05 = 15,998.91 : x
  2. Step 2: Convert to fraction form
    55,451.17/83,152.05 = 15,998.91/x
  3. Step 3: Cross multiply
    55,451.17x = 83,152.05 × 15,998.91
  4. Step 4: Simplify right side
    55,451.17x = 1,330,342,164.27
  5. Step 5: Solve for x
    x = 1,330,342,164.27/55,451.17
  6. Step 6: Final answer
    x = 23,991.24

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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.