Home / 18,951.72-26,153.38-10,337.80

Finding the Fourth Proportional to 18,951.72, 26,153.38 and 10,337.80

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Solution

The fourth proportional to 18,951.72, 26,153.38 and 10,337.80 is: 14,266.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951.72 : 26,153.38 = 10,337.80 : x
  2. Step 2: Convert to fraction form
    18,951.72/26,153.38 = 10,337.80/x
  3. Step 3: Cross multiply
    18,951.72x = 26,153.38 × 10,337.80
  4. Step 4: Simplify right side
    18,951.72x = 270,368,411.76
  5. Step 5: Solve for x
    x = 270,368,411.76/18,951.72
  6. Step 6: Final answer
    x = 14,266.17

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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.