Home / 17,902.68-26,854.02-5,422.56

Finding the Fourth Proportional to 17,902.68, 26,854.02 and 5,422.56

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Solution

The fourth proportional to 17,902.68, 26,854.02 and 5,422.56 is: 8,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,902.68 : 26,854.02 = 5,422.56 : x
  2. Step 2: Convert to fraction form
    17,902.68/26,854.02 = 5,422.56/x
  3. Step 3: Cross multiply
    17,902.68x = 26,854.02 × 5,422.56
  4. Step 4: Simplify right side
    17,902.68x = 145,617,534.69
  5. Step 5: Solve for x
    x = 145,617,534.69/17,902.68
  6. Step 6: Final answer
    x = 8,133.84

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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.