Home / 26,115.53-36,039.22-14,178.63

Finding the Fourth Proportional to 26,115.53, 36,039.22 and 14,178.63

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Solution

The fourth proportional to 26,115.53, 36,039.22 and 14,178.63 is: 19,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.53 : 36,039.22 = 14,178.63 : x
  2. Step 2: Convert to fraction form
    26,115.53/36,039.22 = 14,178.63/x
  3. Step 3: Cross multiply
    26,115.53x = 36,039.22 × 14,178.63
  4. Step 4: Simplify right side
    26,115.53x = 510,986,765.87
  5. Step 5: Solve for x
    x = 510,986,765.87/26,115.53
  6. Step 6: Final answer
    x = 19,566.39

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Half scale
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Double scale
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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.