Home / 26,763.29-40,147.56-9,900.72

Finding the Fourth Proportional to 26,763.29, 40,147.56 and 9,900.72

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Solution

The fourth proportional to 26,763.29, 40,147.56 and 9,900.72 is: 14,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.29 : 40,147.56 = 9,900.72 : x
  2. Step 2: Convert to fraction form
    26,763.29/40,147.56 = 9,900.72/x
  3. Step 3: Cross multiply
    26,763.29x = 40,147.56 × 9,900.72
  4. Step 4: Simplify right side
    26,763.29x = 397,489,750.24
  5. Step 5: Solve for x
    x = 397,489,750.24/26,763.29
  6. Step 6: Final answer
    x = 14,852.05

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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.