Home / 25,077.12-34,600.33-13,899.12

Finding the Fourth Proportional to 25,077.12, 34,600.33 and 13,899.12

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Solution

The fourth proportional to 25,077.12, 34,600.33 and 13,899.12 is: 19,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,077.12 : 34,600.33 = 13,899.12 : x
  2. Step 2: Convert to fraction form
    25,077.12/34,600.33 = 13,899.12/x
  3. Step 3: Cross multiply
    25,077.12x = 34,600.33 × 13,899.12
  4. Step 4: Simplify right side
    25,077.12x = 480,914,138.71
  5. Step 5: Solve for x
    x = 480,914,138.71/25,077.12
  6. Step 6: Final answer
    x = 19,177.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.