Home / 26,985.96-40,475.58-11,401.56

Finding the Fourth Proportional to 26,985.96, 40,475.58 and 11,401.56

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Solution

The fourth proportional to 26,985.96, 40,475.58 and 11,401.56 is: 17,100.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.96 : 40,475.58 = 11,401.56 : x
  2. Step 2: Convert to fraction form
    26,985.96/40,475.58 = 11,401.56/x
  3. Step 3: Cross multiply
    26,985.96x = 40,475.58 × 11,401.56
  4. Step 4: Simplify right side
    26,985.96x = 461,484,753.90
  5. Step 5: Solve for x
    x = 461,484,753.90/26,985.96
  6. Step 6: Final answer
    x = 17,100.92

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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.