Home / 26,363.96-36,379.08-15,751.52

Finding the Fourth Proportional to 26,363.96, 36,379.08 and 15,751.52

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Solution

The fourth proportional to 26,363.96, 36,379.08 and 15,751.52 is: 21,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.96 : 36,379.08 = 15,751.52 : x
  2. Step 2: Convert to fraction form
    26,363.96/36,379.08 = 15,751.52/x
  3. Step 3: Cross multiply
    26,363.96x = 36,379.08 × 15,751.52
  4. Step 4: Simplify right side
    26,363.96x = 573,025,806.20
  5. Step 5: Solve for x
    x = 573,025,806.20/26,363.96
  6. Step 6: Final answer
    x = 21,735.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.