Home / 18,883.60-26,058.83-10,385.75

Finding the Fourth Proportional to 18,883.60, 26,058.83 and 10,385.75

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Solution

The fourth proportional to 18,883.60, 26,058.83 and 10,385.75 is: 14,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.60 : 26,058.83 = 10,385.75 : x
  2. Step 2: Convert to fraction form
    18,883.60/26,058.83 = 10,385.75/x
  3. Step 3: Cross multiply
    18,883.60x = 26,058.83 × 10,385.75
  4. Step 4: Simplify right side
    18,883.60x = 270,640,506.89
  5. Step 5: Solve for x
    x = 270,640,506.89/18,883.60
  6. Step 6: Final answer
    x = 14,332.04

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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.