Home / 25,404.30-38,106.45-22,561.20

Finding the Fourth Proportional to 25,404.30, 38,106.45 and 22,561.20

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Solution

The fourth proportional to 25,404.30, 38,106.45 and 22,561.20 is: 33,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,404.30 : 38,106.45 = 22,561.20 : x
  2. Step 2: Convert to fraction form
    25,404.30/38,106.45 = 22,561.20/x
  3. Step 3: Cross multiply
    25,404.30x = 38,106.45 × 22,561.20
  4. Step 4: Simplify right side
    25,404.30x = 859,727,239.74
  5. Step 5: Solve for x
    x = 859,727,239.74/25,404.30
  6. Step 6: Final answer
    x = 33,841.80

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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.