Home / 26,983.15-40,473.20-10,342.51

Finding the Fourth Proportional to 26,983.15, 40,473.20 and 10,342.51

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Solution

The fourth proportional to 26,983.15, 40,473.20 and 10,342.51 is: 15,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.15 : 40,473.20 = 10,342.51 : x
  2. Step 2: Convert to fraction form
    26,983.15/40,473.20 = 10,342.51/x
  3. Step 3: Cross multiply
    26,983.15x = 40,473.20 × 10,342.51
  4. Step 4: Simplify right side
    26,983.15x = 418,594,400.41
  5. Step 5: Solve for x
    x = 418,594,400.41/26,983.15
  6. Step 6: Final answer
    x = 15,513.18

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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.