Home / 26,740.43-40,111.14-10,108.29

Finding the Fourth Proportional to 26,740.43, 40,111.14 and 10,108.29

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Solution

The fourth proportional to 26,740.43, 40,111.14 and 10,108.29 is: 15,162.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,740.43 : 40,111.14 = 10,108.29 : x
  2. Step 2: Convert to fraction form
    26,740.43/40,111.14 = 10,108.29/x
  3. Step 3: Cross multiply
    26,740.43x = 40,111.14 × 10,108.29
  4. Step 4: Simplify right side
    26,740.43x = 405,455,035.35
  5. Step 5: Solve for x
    x = 405,455,035.35/26,740.43
  6. Step 6: Final answer
    x = 15,162.62

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1.5x scale

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.