Home / 25,119.63-34,671.33-14,515.38

Finding the Fourth Proportional to 25,119.63, 34,671.33 and 14,515.38

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Solution

The fourth proportional to 25,119.63, 34,671.33 and 14,515.38 is: 20,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,119.63 : 34,671.33 = 14,515.38 : x
  2. Step 2: Convert to fraction form
    25,119.63/34,671.33 = 14,515.38/x
  3. Step 3: Cross multiply
    25,119.63x = 34,671.33 × 14,515.38
  4. Step 4: Simplify right side
    25,119.63x = 503,267,530.06
  5. Step 5: Solve for x
    x = 503,267,530.06/25,119.63
  6. Step 6: Final answer
    x = 20,034.83

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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.