Home / 52,269.24-72,131.64-28,395.93

Finding the Fourth Proportional to 52,269.24, 72,131.64 and 28,395.93

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Solution

The fourth proportional to 52,269.24, 72,131.64 and 28,395.93 is: 39,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.24 : 72,131.64 = 28,395.93 : x
  2. Step 2: Convert to fraction form
    52,269.24/72,131.64 = 28,395.93/x
  3. Step 3: Cross multiply
    52,269.24x = 72,131.64 × 28,395.93
  4. Step 4: Simplify right side
    52,269.24x = 2,048,245,000.23
  5. Step 5: Solve for x
    x = 2,048,245,000.23/52,269.24
  6. Step 6: Final answer
    x = 39,186.43

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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.