Home / 26,730.96-40,065.42-10,080.32

Finding the Fourth Proportional to 26,730.96, 40,065.42 and 10,080.32

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Solution

The fourth proportional to 26,730.96, 40,065.42 and 10,080.32 is: 15,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,730.96 : 40,065.42 = 10,080.32 : x
  2. Step 2: Convert to fraction form
    26,730.96/40,065.42 = 10,080.32/x
  3. Step 3: Cross multiply
    26,730.96x = 40,065.42 × 10,080.32
  4. Step 4: Simplify right side
    26,730.96x = 403,872,254.53
  5. Step 5: Solve for x
    x = 403,872,254.53/26,730.96
  6. Step 6: Final answer
    x = 15,108.78

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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.