Home / 26,449.12-39,613.74-21,893.68

Finding the Fourth Proportional to 26,449.12, 39,613.74 and 21,893.68

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Solution

The fourth proportional to 26,449.12, 39,613.74 and 21,893.68 is: 32,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,449.12 : 39,613.74 = 21,893.68 : x
  2. Step 2: Convert to fraction form
    26,449.12/39,613.74 = 21,893.68/x
  3. Step 3: Cross multiply
    26,449.12x = 39,613.74 × 21,893.68
  4. Step 4: Simplify right side
    26,449.12x = 867,290,547.16
  5. Step 5: Solve for x
    x = 867,290,547.16/26,449.12
  6. Step 6: Final answer
    x = 32,790.90

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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.