Home / 26,215.92-36,178.36-14,279.24

Finding the Fourth Proportional to 26,215.92, 36,178.36 and 14,279.24

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Solution

The fourth proportional to 26,215.92, 36,178.36 and 14,279.24 is: 19,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.92 : 36,178.36 = 14,279.24 : x
  2. Step 2: Convert to fraction form
    26,215.92/36,178.36 = 14,279.24/x
  3. Step 3: Cross multiply
    26,215.92x = 36,178.36 × 14,279.24
  4. Step 4: Simplify right side
    26,215.92x = 516,599,539.99
  5. Step 5: Solve for x
    x = 516,599,539.99/26,215.92
  6. Step 6: Final answer
    x = 19,705.57

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Double scale
Find fourth proportional to 26,216.92, 36,179.74 and 14,280.24
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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.