Home / 52,515.36-72,471.80-28,641.96

Finding the Fourth Proportional to 52,515.36, 72,471.80 and 28,641.96

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Solution

The fourth proportional to 52,515.36, 72,471.80 and 28,641.96 is: 39,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515.36 : 72,471.80 = 28,641.96 : x
  2. Step 2: Convert to fraction form
    52,515.36/72,471.80 = 28,641.96/x
  3. Step 3: Cross multiply
    52,515.36x = 72,471.80 × 28,641.96
  4. Step 4: Simplify right side
    52,515.36x = 2,075,734,396.73
  5. Step 5: Solve for x
    x = 2,075,734,396.73/52,515.36
  6. Step 6: Final answer
    x = 39,526.23

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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.