Home / 18,448.59-25,467.30-12,498.33

Finding the Fourth Proportional to 18,448.59, 25,467.30 and 12,498.33

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Solution

The fourth proportional to 18,448.59, 25,467.30 and 12,498.33 is: 17,253.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.59 : 25,467.30 = 12,498.33 : x
  2. Step 2: Convert to fraction form
    18,448.59/25,467.30 = 12,498.33/x
  3. Step 3: Cross multiply
    18,448.59x = 25,467.30 × 12,498.33
  4. Step 4: Simplify right side
    18,448.59x = 318,298,719.61
  5. Step 5: Solve for x
    x = 318,298,719.61/18,448.59
  6. Step 6: Final answer
    x = 17,253.28

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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.