Home / 18,951.09-26,153.14-10,337.75

Finding the Fourth Proportional to 18,951.09, 26,153.14 and 10,337.75

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Solution

The fourth proportional to 18,951.09, 26,153.14 and 10,337.75 is: 14,266.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951.09 : 26,153.14 = 10,337.75 : x
  2. Step 2: Convert to fraction form
    18,951.09/26,153.14 = 10,337.75/x
  3. Step 3: Cross multiply
    18,951.09x = 26,153.14 × 10,337.75
  4. Step 4: Simplify right side
    18,951.09x = 270,364,440.58
  5. Step 5: Solve for x
    x = 270,364,440.58/18,951.09
  6. Step 6: Final answer
    x = 14,266.43

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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.