Home / 18,823.13-25,976.66-10,325.57

Finding the Fourth Proportional to 18,823.13, 25,976.66 and 10,325.57

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Solution

The fourth proportional to 18,823.13, 25,976.66 and 10,325.57 is: 14,249.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.13 : 25,976.66 = 10,325.57 : x
  2. Step 2: Convert to fraction form
    18,823.13/25,976.66 = 10,325.57/x
  3. Step 3: Cross multiply
    18,823.13x = 25,976.66 × 10,325.57
  4. Step 4: Simplify right side
    18,823.13x = 268,223,639.69
  5. Step 5: Solve for x
    x = 268,223,639.69/18,823.13
  6. Step 6: Final answer
    x = 14,249.68

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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.