Home / 18,963.96-26,170.12-10,580.44

Finding the Fourth Proportional to 18,963.96, 26,170.12 and 10,580.44

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Solution

The fourth proportional to 18,963.96, 26,170.12 and 10,580.44 is: 14,600.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963.96 : 26,170.12 = 10,580.44 : x
  2. Step 2: Convert to fraction form
    18,963.96/26,170.12 = 10,580.44/x
  3. Step 3: Cross multiply
    18,963.96x = 26,170.12 × 10,580.44
  4. Step 4: Simplify right side
    18,963.96x = 276,891,384.45
  5. Step 5: Solve for x
    x = 276,891,384.45/18,963.96
  6. Step 6: Final answer
    x = 14,600.93

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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.