Home / 50,032.56-69,053.40-28,807.92

Finding the Fourth Proportional to 50,032.56, 69,053.40 and 28,807.92

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Solution

The fourth proportional to 50,032.56, 69,053.40 and 28,807.92 is: 39,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,032.56 : 69,053.40 = 28,807.92 : x
  2. Step 2: Convert to fraction form
    50,032.56/69,053.40 = 28,807.92/x
  3. Step 3: Cross multiply
    50,032.56x = 69,053.40 × 28,807.92
  4. Step 4: Simplify right side
    50,032.56x = 1,989,284,822.93
  5. Step 5: Solve for x
    x = 1,989,284,822.93/50,032.56
  6. Step 6: Final answer
    x = 39,759.80

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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.