Home / 49,785.30-68,700.51-29,643.66

Finding the Fourth Proportional to 49,785.30, 68,700.51 and 29,643.66

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Solution

The fourth proportional to 49,785.30, 68,700.51 and 29,643.66 is: 40,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,785.30 : 68,700.51 = 29,643.66 : x
  2. Step 2: Convert to fraction form
    49,785.30/68,700.51 = 29,643.66/x
  3. Step 3: Cross multiply
    49,785.30x = 68,700.51 × 29,643.66
  4. Step 4: Simplify right side
    49,785.30x = 2,036,534,560.27
  5. Step 5: Solve for x
    x = 2,036,534,560.27/49,785.30
  6. Step 6: Final answer
    x = 40,906.34

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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.