Home / 52,262.73-72,122.25-28,389.42

Finding the Fourth Proportional to 52,262.73, 72,122.25 and 28,389.42

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Solution

The fourth proportional to 52,262.73, 72,122.25 and 28,389.42 is: 39,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,262.73 : 72,122.25 = 28,389.42 : x
  2. Step 2: Convert to fraction form
    52,262.73/72,122.25 = 28,389.42/x
  3. Step 3: Cross multiply
    52,262.73x = 72,122.25 × 28,389.42
  4. Step 4: Simplify right side
    52,262.73x = 2,047,508,846.60
  5. Step 5: Solve for x
    x = 2,047,508,846.60/52,262.73
  6. Step 6: Final answer
    x = 39,177.23

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1.5x scale

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.