Home / 18,454.26-25,467.12-10,070.76

Finding the Fourth Proportional to 18,454.26, 25,467.12 and 10,070.76

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Solution

The fourth proportional to 18,454.26, 25,467.12 and 10,070.76 is: 13,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.26 : 25,467.12 = 10,070.76 : x
  2. Step 2: Convert to fraction form
    18,454.26/25,467.12 = 10,070.76/x
  3. Step 3: Cross multiply
    18,454.26x = 25,467.12 × 10,070.76
  4. Step 4: Simplify right side
    18,454.26x = 256,473,253.41
  5. Step 5: Solve for x
    x = 256,473,253.41/18,454.26
  6. Step 6: Final answer
    x = 13,897.78

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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.