Home / 18,949.96-26,151.11-10,452.40

Finding the Fourth Proportional to 18,949.96, 26,151.11 and 10,452.40

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Solution

The fourth proportional to 18,949.96, 26,151.11 and 10,452.40 is: 14,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,949.96 : 26,151.11 = 10,452.40 : x
  2. Step 2: Convert to fraction form
    18,949.96/26,151.11 = 10,452.40/x
  3. Step 3: Cross multiply
    18,949.96x = 26,151.11 × 10,452.40
  4. Step 4: Simplify right side
    18,949.96x = 273,341,862.16
  5. Step 5: Solve for x
    x = 273,341,862.16/18,949.96
  6. Step 6: Final answer
    x = 14,424.40

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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.