Home / 55,337.94-82,957.62-20,269.41

Finding the Fourth Proportional to 55,337.94, 82,957.62 and 20,269.41

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Solution

The fourth proportional to 55,337.94, 82,957.62 and 20,269.41 is: 30,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,337.94 : 82,957.62 = 20,269.41 : x
  2. Step 2: Convert to fraction form
    55,337.94/82,957.62 = 20,269.41/x
  3. Step 3: Cross multiply
    55,337.94x = 82,957.62 × 20,269.41
  4. Step 4: Simplify right side
    55,337.94x = 1,681,502,012.40
  5. Step 5: Solve for x
    x = 1,681,502,012.40/55,337.94
  6. Step 6: Final answer
    x = 30,386.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.