Home / 13,234.22-18,263.51-7,569.48

Finding the Fourth Proportional to 13,234.22, 18,263.51 and 7,569.48

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Solution

The fourth proportional to 13,234.22, 18,263.51 and 7,569.48 is: 10,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234.22 : 18,263.51 = 7,569.48 : x
  2. Step 2: Convert to fraction form
    13,234.22/18,263.51 = 7,569.48/x
  3. Step 3: Cross multiply
    13,234.22x = 18,263.51 × 7,569.48
  4. Step 4: Simplify right side
    13,234.22x = 138,245,273.67
  5. Step 5: Solve for x
    x = 138,245,273.67/13,234.22
  6. Step 6: Final answer
    x = 10,446.05

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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.