Home / 52,509.11-72,466.87-29,855.21

Finding the Fourth Proportional to 52,509.11, 72,466.87 and 29,855.21

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Solution

The fourth proportional to 52,509.11, 72,466.87 and 29,855.21 is: 41,202.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,509.11 : 72,466.87 = 29,855.21 : x
  2. Step 2: Convert to fraction form
    52,509.11/72,466.87 = 29,855.21/x
  3. Step 3: Cross multiply
    52,509.11x = 72,466.87 × 29,855.21
  4. Step 4: Simplify right side
    52,509.11x = 2,163,513,621.89
  5. Step 5: Solve for x
    x = 2,163,513,621.89/52,509.11
  6. Step 6: Final answer
    x = 41,202.63

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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.