Home / 22,613.40-31,230.90-17,636.76

Finding the Fourth Proportional to 22,613.40, 31,230.90 and 17,636.76

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Solution

The fourth proportional to 22,613.40, 31,230.90 and 17,636.76 is: 24,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,613.40 : 31,230.90 = 17,636.76 : x
  2. Step 2: Convert to fraction form
    22,613.40/31,230.90 = 17,636.76/x
  3. Step 3: Cross multiply
    22,613.40x = 31,230.90 × 17,636.76
  4. Step 4: Simplify right side
    22,613.40x = 550,811,887.88
  5. Step 5: Solve for x
    x = 550,811,887.88/22,613.40
  6. Step 6: Final answer
    x = 24,357.77

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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.