Home / 18,960.71-26,165.61-10,462.91

Finding the Fourth Proportional to 18,960.71, 26,165.61 and 10,462.91

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Solution

The fourth proportional to 18,960.71, 26,165.61 and 10,462.91 is: 14,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.71 : 26,165.61 = 10,462.91 : x
  2. Step 2: Convert to fraction form
    18,960.71/26,165.61 = 10,462.91/x
  3. Step 3: Cross multiply
    18,960.71x = 26,165.61 × 10,462.91
  4. Step 4: Simplify right side
    18,960.71x = 273,768,422.53
  5. Step 5: Solve for x
    x = 273,768,422.53/18,960.71
  6. Step 6: Final answer
    x = 14,438.72

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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.