Home / 26,662.36-36,789.24-15,329.20

Finding the Fourth Proportional to 26,662.36, 36,789.24 and 15,329.20

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Solution

The fourth proportional to 26,662.36, 36,789.24 and 15,329.20 is: 21,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.36 : 36,789.24 = 15,329.20 : x
  2. Step 2: Convert to fraction form
    26,662.36/36,789.24 = 15,329.20/x
  3. Step 3: Cross multiply
    26,662.36x = 36,789.24 × 15,329.20
  4. Step 4: Simplify right side
    26,662.36x = 563,949,617.81
  5. Step 5: Solve for x
    x = 563,949,617.81/26,662.36
  6. Step 6: Final answer
    x = 21,151.53

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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.