Home / 25,498.62-38,220.59-12,332.88

Finding the Fourth Proportional to 25,498.62, 38,220.59 and 12,332.88

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Solution

The fourth proportional to 25,498.62, 38,220.59 and 12,332.88 is: 18,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.62 : 38,220.59 = 12,332.88 : x
  2. Step 2: Convert to fraction form
    25,498.62/38,220.59 = 12,332.88/x
  3. Step 3: Cross multiply
    25,498.62x = 38,220.59 × 12,332.88
  4. Step 4: Simplify right side
    25,498.62x = 471,370,030.13
  5. Step 5: Solve for x
    x = 471,370,030.13/25,498.62
  6. Step 6: Final answer
    x = 18,486.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.