Home / 11,550.24-17,298.90-10,220.22

Finding the Fourth Proportional to 11,550.24, 17,298.90 and 10,220.22

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Solution

The fourth proportional to 11,550.24, 17,298.90 and 10,220.22 is: 15,306.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,550.24 : 17,298.90 = 10,220.22 : x
  2. Step 2: Convert to fraction form
    11,550.24/17,298.90 = 10,220.22/x
  3. Step 3: Cross multiply
    11,550.24x = 17,298.90 × 10,220.22
  4. Step 4: Simplify right side
    11,550.24x = 176,798,563.76
  5. Step 5: Solve for x
    x = 176,798,563.76/11,550.24
  6. Step 6: Final answer
    x = 15,306.92

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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.