Home / 18,445.59-25,463.16-12,495.33

Finding the Fourth Proportional to 18,445.59, 25,463.16 and 12,495.33

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Solution

The fourth proportional to 18,445.59, 25,463.16 and 12,495.33 is: 17,249.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445.59 : 25,463.16 = 12,495.33 : x
  2. Step 2: Convert to fraction form
    18,445.59/25,463.16 = 12,495.33/x
  3. Step 3: Cross multiply
    18,445.59x = 25,463.16 × 12,495.33
  4. Step 4: Simplify right side
    18,445.59x = 318,170,587.04
  5. Step 5: Solve for x
    x = 318,170,587.04/18,445.59
  6. Step 6: Final answer
    x = 17,249.14

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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.