Home / 25,192.48-34,765.04-13,862.20

Finding the Fourth Proportional to 25,192.48, 34,765.04 and 13,862.20

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Solution

The fourth proportional to 25,192.48, 34,765.04 and 13,862.20 is: 19,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,192.48 : 34,765.04 = 13,862.20 : x
  2. Step 2: Convert to fraction form
    25,192.48/34,765.04 = 13,862.20/x
  3. Step 3: Cross multiply
    25,192.48x = 34,765.04 × 13,862.20
  4. Step 4: Simplify right side
    25,192.48x = 481,919,937.49
  5. Step 5: Solve for x
    x = 481,919,937.49/25,192.48
  6. Step 6: Final answer
    x = 19,129.52

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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.