Home / 48,292.49-72,430.97-13,223.95

Finding the Fourth Proportional to 48,292.49, 72,430.97 and 13,223.95

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Solution

The fourth proportional to 48,292.49, 72,430.97 and 13,223.95 is: 19,833.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292.49 : 72,430.97 = 13,223.95 : x
  2. Step 2: Convert to fraction form
    48,292.49/72,430.97 = 13,223.95/x
  3. Step 3: Cross multiply
    48,292.49x = 72,430.97 × 13,223.95
  4. Step 4: Simplify right side
    48,292.49x = 957,823,278.53
  5. Step 5: Solve for x
    x = 957,823,278.53/48,292.49
  6. Step 6: Final answer
    x = 19,833.79

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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.