Home / 48,896.64-73,328.76-19,306.80

Finding the Fourth Proportional to 48,896.64, 73,328.76 and 19,306.80

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Solution

The fourth proportional to 48,896.64, 73,328.76 and 19,306.80 is: 28,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,896.64 : 73,328.76 = 19,306.80 : x
  2. Step 2: Convert to fraction form
    48,896.64/73,328.76 = 19,306.80/x
  3. Step 3: Cross multiply
    48,896.64x = 73,328.76 × 19,306.80
  4. Step 4: Simplify right side
    48,896.64x = 1,415,743,703.57
  5. Step 5: Solve for x
    x = 1,415,743,703.57/48,896.64
  6. Step 6: Final answer
    x = 28,953.80

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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.