Home / 26,763.67-40,120.65-9,887.35

Finding the Fourth Proportional to 26,763.67, 40,120.65 and 9,887.35

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Solution

The fourth proportional to 26,763.67, 40,120.65 and 9,887.35 is: 14,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.67 : 40,120.65 = 9,887.35 : x
  2. Step 2: Convert to fraction form
    26,763.67/40,120.65 = 9,887.35/x
  3. Step 3: Cross multiply
    26,763.67x = 40,120.65 × 9,887.35
  4. Step 4: Simplify right side
    26,763.67x = 396,686,908.78
  5. Step 5: Solve for x
    x = 396,686,908.78/26,763.67
  6. Step 6: Final answer
    x = 14,821.84

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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.