Home / 13,444.26-18,552.92-7,475.72

Finding the Fourth Proportional to 13,444.26, 18,552.92 and 7,475.72

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Solution

The fourth proportional to 13,444.26, 18,552.92 and 7,475.72 is: 10,316.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444.26 : 18,552.92 = 7,475.72 : x
  2. Step 2: Convert to fraction form
    13,444.26/18,552.92 = 7,475.72/x
  3. Step 3: Cross multiply
    13,444.26x = 18,552.92 × 7,475.72
  4. Step 4: Simplify right side
    13,444.26x = 138,696,435.10
  5. Step 5: Solve for x
    x = 138,696,435.10/13,444.26
  6. Step 6: Final answer
    x = 10,316.41

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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.