Home / 13,244.19-18,277.11-7,275.98

Finding the Fourth Proportional to 13,244.19, 18,277.11 and 7,275.98

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Solution

The fourth proportional to 13,244.19, 18,277.11 and 7,275.98 is: 10,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.19 : 18,277.11 = 7,275.98 : x
  2. Step 2: Convert to fraction form
    13,244.19/18,277.11 = 7,275.98/x
  3. Step 3: Cross multiply
    13,244.19x = 18,277.11 × 7,275.98
  4. Step 4: Simplify right side
    13,244.19x = 132,983,795.43
  5. Step 5: Solve for x
    x = 132,983,795.43/13,244.19
  6. Step 6: Final answer
    x = 10,040.92

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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.