Home / 26,909.88-40,365.54-10,267.80

Finding the Fourth Proportional to 26,909.88, 40,365.54 and 10,267.80

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Solution

The fourth proportional to 26,909.88, 40,365.54 and 10,267.80 is: 15,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.88 : 40,365.54 = 10,267.80 : x
  2. Step 2: Convert to fraction form
    26,909.88/40,365.54 = 10,267.80/x
  3. Step 3: Cross multiply
    26,909.88x = 40,365.54 × 10,267.80
  4. Step 4: Simplify right side
    26,909.88x = 414,465,291.61
  5. Step 5: Solve for x
    x = 414,465,291.61/26,909.88
  6. Step 6: Final answer
    x = 15,401.97

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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.