Home / 25,028.20-34,542.18-14,418.28

Finding the Fourth Proportional to 25,028.20, 34,542.18 and 14,418.28

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Solution

The fourth proportional to 25,028.20, 34,542.18 and 14,418.28 is: 19,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,028.20 : 34,542.18 = 14,418.28 : x
  2. Step 2: Convert to fraction form
    25,028.20/34,542.18 = 14,418.28/x
  3. Step 3: Cross multiply
    25,028.20x = 34,542.18 × 14,418.28
  4. Step 4: Simplify right side
    25,028.20x = 498,038,823.05
  5. Step 5: Solve for x
    x = 498,038,823.05/25,028.20
  6. Step 6: Final answer
    x = 19,899.11

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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.