Home / 17,205.48-23,742.45-9,651.76

Finding the Fourth Proportional to 17,205.48, 23,742.45 and 9,651.76

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Solution

The fourth proportional to 17,205.48, 23,742.45 and 9,651.76 is: 13,318.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.48 : 23,742.45 = 9,651.76 : x
  2. Step 2: Convert to fraction form
    17,205.48/23,742.45 = 9,651.76/x
  3. Step 3: Cross multiply
    17,205.48x = 23,742.45 × 9,651.76
  4. Step 4: Simplify right side
    17,205.48x = 229,156,369.86
  5. Step 5: Solve for x
    x = 229,156,369.86/17,205.48
  6. Step 6: Final answer
    x = 13,318.80

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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.