Home / 18,964.26-26,170.68-10,580.76

Finding the Fourth Proportional to 18,964.26, 26,170.68 and 10,580.76

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Solution

The fourth proportional to 18,964.26, 26,170.68 and 10,580.76 is: 14,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964.26 : 26,170.68 = 10,580.76 : x
  2. Step 2: Convert to fraction form
    18,964.26/26,170.68 = 10,580.76/x
  3. Step 3: Cross multiply
    18,964.26x = 26,170.68 × 10,580.76
  4. Step 4: Simplify right side
    18,964.26x = 276,905,684.12
  5. Step 5: Solve for x
    x = 276,905,684.12/18,964.26
  6. Step 6: Final answer
    x = 14,601.45

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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.