Home / 37,737.36-52,079.04-20,970

Finding the Fourth Proportional to 37,737.36, 52,079.04 and 20,970

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Solution

The fourth proportional to 37,737.36, 52,079.04 and 20,970 is: 28,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737.36 : 52,079.04 = 20,970 : x
  2. Step 2: Convert to fraction form
    37,737.36/52,079.04 = 20,970/x
  3. Step 3: Cross multiply
    37,737.36x = 52,079.04 × 20,970
  4. Step 4: Simplify right side
    37,737.36x = 1,092,097,468.80
  5. Step 5: Solve for x
    x = 1,092,097,468.80/37,737.36
  6. Step 6: Final answer
    x = 28,939.42

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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.