Home / 26,068.19-39,107.76-11,279.21

Finding the Fourth Proportional to 26,068.19, 39,107.76 and 11,279.21

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Solution

The fourth proportional to 26,068.19, 39,107.76 and 11,279.21 is: 16,921.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,068.19 : 39,107.76 = 11,279.21 : x
  2. Step 2: Convert to fraction form
    26,068.19/39,107.76 = 11,279.21/x
  3. Step 3: Cross multiply
    26,068.19x = 39,107.76 × 11,279.21
  4. Step 4: Simplify right side
    26,068.19x = 441,104,581.27
  5. Step 5: Solve for x
    x = 441,104,581.27/26,068.19
  6. Step 6: Final answer
    x = 16,921.18

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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.