Home / 25,154.06-34,710.20-15,080.63

Finding the Fourth Proportional to 25,154.06, 34,710.20 and 15,080.63

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Solution

The fourth proportional to 25,154.06, 34,710.20 and 15,080.63 is: 20,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.06 : 34,710.20 = 15,080.63 : x
  2. Step 2: Convert to fraction form
    25,154.06/34,710.20 = 15,080.63/x
  3. Step 3: Cross multiply
    25,154.06x = 34,710.20 × 15,080.63
  4. Step 4: Simplify right side
    25,154.06x = 523,451,434.47
  5. Step 5: Solve for x
    x = 523,451,434.47/25,154.06
  6. Step 6: Final answer
    x = 20,809.82

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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.