Home / 49,013.14-73,490.06-21,990.53

Finding the Fourth Proportional to 49,013.14, 73,490.06 and 21,990.53

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Solution

The fourth proportional to 49,013.14, 73,490.06 and 21,990.53 is: 32,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013.14 : 73,490.06 = 21,990.53 : x
  2. Step 2: Convert to fraction form
    49,013.14/73,490.06 = 21,990.53/x
  3. Step 3: Cross multiply
    49,013.14x = 73,490.06 × 21,990.53
  4. Step 4: Simplify right side
    49,013.14x = 1,616,085,369.13
  5. Step 5: Solve for x
    x = 1,616,085,369.13/49,013.14
  6. Step 6: Final answer
    x = 32,972.49

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1.5x scale

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.