Home / 26,154.78-36,093.78-14,218.20

Finding the Fourth Proportional to 26,154.78, 36,093.78 and 14,218.20

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Solution

The fourth proportional to 26,154.78, 36,093.78 and 14,218.20 is: 19,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,154.78 : 36,093.78 = 14,218.20 : x
  2. Step 2: Convert to fraction form
    26,154.78/36,093.78 = 14,218.20/x
  3. Step 3: Cross multiply
    26,154.78x = 36,093.78 × 14,218.20
  4. Step 4: Simplify right side
    26,154.78x = 513,188,582.80
  5. Step 5: Solve for x
    x = 513,188,582.80/26,154.78
  6. Step 6: Final answer
    x = 19,621.22

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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.