Home / 84,390.24-126,584.24-25,226.40

Finding the Fourth Proportional to 84,390.24, 126,584.24 and 25,226.40

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Solution

The fourth proportional to 84,390.24, 126,584.24 and 25,226.40 is: 37,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,390.24 : 126,584.24 = 25,226.40 : x
  2. Step 2: Convert to fraction form
    84,390.24/126,584.24 = 25,226.40/x
  3. Step 3: Cross multiply
    84,390.24x = 126,584.24 × 25,226.40
  4. Step 4: Simplify right side
    84,390.24x = 3,193,264,671.94
  5. Step 5: Solve for x
    x = 3,193,264,671.94/84,390.24
  6. Step 6: Final answer
    x = 37,839.27

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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.