Home / 52,517.36-72,474.56-28,643.96

Finding the Fourth Proportional to 52,517.36, 72,474.56 and 28,643.96

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Solution

The fourth proportional to 52,517.36, 72,474.56 and 28,643.96 is: 39,528.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517.36 : 72,474.56 = 28,643.96 : x
  2. Step 2: Convert to fraction form
    52,517.36/72,474.56 = 28,643.96/x
  3. Step 3: Cross multiply
    52,517.36x = 72,474.56 × 28,643.96
  4. Step 4: Simplify right side
    52,517.36x = 2,075,958,397.66
  5. Step 5: Solve for x
    x = 2,075,958,397.66/52,517.36
  6. Step 6: Final answer
    x = 39,528.99

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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.