Home / 40,255.68-60,376.32-18,065.28

Finding the Fourth Proportional to 40,255.68, 60,376.32 and 18,065.28

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Solution

The fourth proportional to 40,255.68, 60,376.32 and 18,065.28 is: 27,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.68 : 60,376.32 = 18,065.28 : x
  2. Step 2: Convert to fraction form
    40,255.68/60,376.32 = 18,065.28/x
  3. Step 3: Cross multiply
    40,255.68x = 60,376.32 × 18,065.28
  4. Step 4: Simplify right side
    40,255.68x = 1,090,715,126.17
  5. Step 5: Solve for x
    x = 1,090,715,126.17/40,255.68
  6. Step 6: Final answer
    x = 27,094.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.