Home / 25,291.74-34,902.16-13,961.22

Finding the Fourth Proportional to 25,291.74, 34,902.16 and 13,961.22

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Solution

The fourth proportional to 25,291.74, 34,902.16 and 13,961.22 is: 19,266.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.74 : 34,902.16 = 13,961.22 : x
  2. Step 2: Convert to fraction form
    25,291.74/34,902.16 = 13,961.22/x
  3. Step 3: Cross multiply
    25,291.74x = 34,902.16 × 13,961.22
  4. Step 4: Simplify right side
    25,291.74x = 487,276,734.24
  5. Step 5: Solve for x
    x = 487,276,734.24/25,291.74
  6. Step 6: Final answer
    x = 19,266.24

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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.