Home / 18,236.91-27,332.52-9,782.53

Finding the Fourth Proportional to 18,236.91, 27,332.52 and 9,782.53

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Solution

The fourth proportional to 18,236.91, 27,332.52 and 9,782.53 is: 14,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.91 : 27,332.52 = 9,782.53 : x
  2. Step 2: Convert to fraction form
    18,236.91/27,332.52 = 9,782.53/x
  3. Step 3: Cross multiply
    18,236.91x = 27,332.52 × 9,782.53
  4. Step 4: Simplify right side
    18,236.91x = 267,381,196.88
  5. Step 5: Solve for x
    x = 267,381,196.88/18,236.91
  6. Step 6: Final answer
    x = 14,661.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.