Home / 18,854.16-26,017.44-14,380.80

Finding the Fourth Proportional to 18,854.16, 26,017.44 and 14,380.80

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Solution

The fourth proportional to 18,854.16, 26,017.44 and 14,380.80 is: 19,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.16 : 26,017.44 = 14,380.80 : x
  2. Step 2: Convert to fraction form
    18,854.16/26,017.44 = 14,380.80/x
  3. Step 3: Cross multiply
    18,854.16x = 26,017.44 × 14,380.80
  4. Step 4: Simplify right side
    18,854.16x = 374,151,601.15
  5. Step 5: Solve for x
    x = 374,151,601.15/18,854.16
  6. Step 6: Final answer
    x = 19,844.51

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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.