Home / 26,777.88-40,138.95-8,995.34

Finding the Fourth Proportional to 26,777.88, 40,138.95 and 8,995.34

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Solution

The fourth proportional to 26,777.88, 40,138.95 and 8,995.34 is: 13,483.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.88 : 40,138.95 = 8,995.34 : x
  2. Step 2: Convert to fraction form
    26,777.88/40,138.95 = 8,995.34/x
  3. Step 3: Cross multiply
    26,777.88x = 40,138.95 × 8,995.34
  4. Step 4: Simplify right side
    26,777.88x = 361,063,602.84
  5. Step 5: Solve for x
    x = 361,063,602.84/26,777.88
  6. Step 6: Final answer
    x = 13,483.65

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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.