Home / 18,877.24-26,050.69-10,379.91

Finding the Fourth Proportional to 18,877.24, 26,050.69 and 10,379.91

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Solution

The fourth proportional to 18,877.24, 26,050.69 and 10,379.91 is: 14,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877.24 : 26,050.69 = 10,379.91 : x
  2. Step 2: Convert to fraction form
    18,877.24/26,050.69 = 10,379.91/x
  3. Step 3: Cross multiply
    18,877.24x = 26,050.69 × 10,379.91
  4. Step 4: Simplify right side
    18,877.24x = 270,403,752.18
  5. Step 5: Solve for x
    x = 270,403,752.18/18,877.24
  6. Step 6: Final answer
    x = 14,324.33

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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.