Home / 35,340.91-48,773.24-20,238.32

Finding the Fourth Proportional to 35,340.91, 48,773.24 and 20,238.32

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Solution

The fourth proportional to 35,340.91, 48,773.24 and 20,238.32 is: 27,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.91 : 48,773.24 = 20,238.32 : x
  2. Step 2: Convert to fraction form
    35,340.91/48,773.24 = 20,238.32/x
  3. Step 3: Cross multiply
    35,340.91x = 48,773.24 × 20,238.32
  4. Step 4: Simplify right side
    35,340.91x = 987,088,535.19
  5. Step 5: Solve for x
    x = 987,088,535.19/35,340.91
  6. Step 6: Final answer
    x = 27,930.48

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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.