Home / 52,509.41-72,462.22-28,636.03

Finding the Fourth Proportional to 52,509.41, 72,462.22 and 28,636.03

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Solution

The fourth proportional to 52,509.41, 72,462.22 and 28,636.03 is: 39,517.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,509.41 : 72,462.22 = 28,636.03 : x
  2. Step 2: Convert to fraction form
    52,509.41/72,462.22 = 28,636.03/x
  3. Step 3: Cross multiply
    52,509.41x = 72,462.22 × 28,636.03
  4. Step 4: Simplify right side
    52,509.41x = 2,075,030,405.31
  5. Step 5: Solve for x
    x = 2,075,030,405.31/52,509.41
  6. Step 6: Final answer
    x = 39,517.30

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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.