Home / 18,883.15-26,059.07-10,385.65

Finding the Fourth Proportional to 18,883.15, 26,059.07 and 10,385.65

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Solution

The fourth proportional to 18,883.15, 26,059.07 and 10,385.65 is: 14,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.15 : 26,059.07 = 10,385.65 : x
  2. Step 2: Convert to fraction form
    18,883.15/26,059.07 = 10,385.65/x
  3. Step 3: Cross multiply
    18,883.15x = 26,059.07 × 10,385.65
  4. Step 4: Simplify right side
    18,883.15x = 270,640,380.35
  5. Step 5: Solve for x
    x = 270,640,380.35/18,883.15
  6. Step 6: Final answer
    x = 14,332.37

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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.