Home / 26,756.22-40,124.85-7,776.90

Finding the Fourth Proportional to 26,756.22, 40,124.85 and 7,776.90

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Solution

The fourth proportional to 26,756.22, 40,124.85 and 7,776.90 is: 11,662.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.22 : 40,124.85 = 7,776.90 : x
  2. Step 2: Convert to fraction form
    26,756.22/40,124.85 = 7,776.90/x
  3. Step 3: Cross multiply
    26,756.22x = 40,124.85 × 7,776.90
  4. Step 4: Simplify right side
    26,756.22x = 312,046,945.97
  5. Step 5: Solve for x
    x = 312,046,945.97/26,756.22
  6. Step 6: Final answer
    x = 11,662.59

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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.