Home / 26,378.57-36,402.33-15,048.04

Finding the Fourth Proportional to 26,378.57, 36,402.33 and 15,048.04

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Solution

The fourth proportional to 26,378.57, 36,402.33 and 15,048.04 is: 20,766.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,378.57 : 36,402.33 = 15,048.04 : x
  2. Step 2: Convert to fraction form
    26,378.57/36,402.33 = 15,048.04/x
  3. Step 3: Cross multiply
    26,378.57x = 36,402.33 × 15,048.04
  4. Step 4: Simplify right side
    26,378.57x = 547,783,733.70
  5. Step 5: Solve for x
    x = 547,783,733.70/26,378.57
  6. Step 6: Final answer
    x = 20,766.24

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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.