Home / 50,695.12-69,959.73-28,032.94

Finding the Fourth Proportional to 50,695.12, 69,959.73 and 28,032.94

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Solution

The fourth proportional to 50,695.12, 69,959.73 and 28,032.94 is: 38,685.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695.12 : 69,959.73 = 28,032.94 : x
  2. Step 2: Convert to fraction form
    50,695.12/69,959.73 = 28,032.94/x
  3. Step 3: Cross multiply
    50,695.12x = 69,959.73 × 28,032.94
  4. Step 4: Simplify right side
    50,695.12x = 1,961,176,913.51
  5. Step 5: Solve for x
    x = 1,961,176,913.51/50,695.12
  6. Step 6: Final answer
    x = 38,685.71

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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.