Home / 26,619.19-39,920.14-8,845.07

Finding the Fourth Proportional to 26,619.19, 39,920.14 and 8,845.07

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Solution

The fourth proportional to 26,619.19, 39,920.14 and 8,845.07 is: 13,264.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,619.19 : 39,920.14 = 8,845.07 : x
  2. Step 2: Convert to fraction form
    26,619.19/39,920.14 = 8,845.07/x
  3. Step 3: Cross multiply
    26,619.19x = 39,920.14 × 8,845.07
  4. Step 4: Simplify right side
    26,619.19x = 353,096,562.33
  5. Step 5: Solve for x
    x = 353,096,562.33/26,619.19
  6. Step 6: Final answer
    x = 13,264.74

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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.