Home / 25,187.11-34,759.38-14,574.69

Finding the Fourth Proportional to 25,187.11, 34,759.38 and 14,574.69

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Solution

The fourth proportional to 25,187.11, 34,759.38 and 14,574.69 is: 20,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.11 : 34,759.38 = 14,574.69 : x
  2. Step 2: Convert to fraction form
    25,187.11/34,759.38 = 14,574.69/x
  3. Step 3: Cross multiply
    25,187.11x = 34,759.38 × 14,574.69
  4. Step 4: Simplify right side
    25,187.11x = 506,607,188.09
  5. Step 5: Solve for x
    x = 506,607,188.09/25,187.11
  6. Step 6: Final answer
    x = 20,113.75

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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.