Home / 25,182.45-34,753.59-15,110.64

Finding the Fourth Proportional to 25,182.45, 34,753.59 and 15,110.64

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Solution

The fourth proportional to 25,182.45, 34,753.59 and 15,110.64 is: 20,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182.45 : 34,753.59 = 15,110.64 : x
  2. Step 2: Convert to fraction form
    25,182.45/34,753.59 = 15,110.64/x
  3. Step 3: Cross multiply
    25,182.45x = 34,753.59 × 15,110.64
  4. Step 4: Simplify right side
    25,182.45x = 525,148,987.20
  5. Step 5: Solve for x
    x = 525,148,987.20/25,182.45
  6. Step 6: Final answer
    x = 20,853.77

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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.