Home / 18,878.85-26,050.68-10,923.57

Finding the Fourth Proportional to 18,878.85, 26,050.68 and 10,923.57

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Solution

The fourth proportional to 18,878.85, 26,050.68 and 10,923.57 is: 15,073.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,878.85 : 26,050.68 = 10,923.57 : x
  2. Step 2: Convert to fraction form
    18,878.85/26,050.68 = 10,923.57/x
  3. Step 3: Cross multiply
    18,878.85x = 26,050.68 × 10,923.57
  4. Step 4: Simplify right side
    18,878.85x = 284,566,426.53
  5. Step 5: Solve for x
    x = 284,566,426.53/18,878.85
  6. Step 6: Final answer
    x = 15,073.29

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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.