Home / 52,422.14-72,340.31-28,548.87

Finding the Fourth Proportional to 52,422.14, 72,340.31 and 28,548.87

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Solution

The fourth proportional to 52,422.14, 72,340.31 and 28,548.87 is: 39,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.14 : 72,340.31 = 28,548.87 : x
  2. Step 2: Convert to fraction form
    52,422.14/72,340.31 = 28,548.87/x
  3. Step 3: Cross multiply
    52,422.14x = 72,340.31 × 28,548.87
  4. Step 4: Simplify right side
    52,422.14x = 2,065,233,963.21
  5. Step 5: Solve for x
    x = 2,065,233,963.21/52,422.14
  6. Step 6: Final answer
    x = 39,396.22

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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.