Home / 13,244.39-18,277.18-7,275.93

Finding the Fourth Proportional to 13,244.39, 18,277.18 and 7,275.93

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Solution

The fourth proportional to 13,244.39, 18,277.18 and 7,275.93 is: 10,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.39 : 18,277.18 = 7,275.93 : x
  2. Step 2: Convert to fraction form
    13,244.39/18,277.18 = 7,275.93/x
  3. Step 3: Cross multiply
    13,244.39x = 18,277.18 × 7,275.93
  4. Step 4: Simplify right side
    13,244.39x = 132,983,500.47
  5. Step 5: Solve for x
    x = 132,983,500.47/13,244.39
  6. Step 6: Final answer
    x = 10,040.74

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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.