Home / 13,094.26-18,065.63-7,428.61

Finding the Fourth Proportional to 13,094.26, 18,065.63 and 7,428.61

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Solution

The fourth proportional to 13,094.26, 18,065.63 and 7,428.61 is: 10,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.26 : 18,065.63 = 7,428.61 : x
  2. Step 2: Convert to fraction form
    13,094.26/18,065.63 = 7,428.61/x
  3. Step 3: Cross multiply
    13,094.26x = 18,065.63 × 7,428.61
  4. Step 4: Simplify right side
    13,094.26x = 134,202,560.83
  5. Step 5: Solve for x
    x = 134,202,560.83/13,094.26
  6. Step 6: Final answer
    x = 10,248.96

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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.