Home / 19,880.37-29,821.47-14,062.95

Finding the Fourth Proportional to 19,880.37, 29,821.47 and 14,062.95

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Solution

The fourth proportional to 19,880.37, 29,821.47 and 14,062.95 is: 21,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,880.37 : 29,821.47 = 14,062.95 : x
  2. Step 2: Convert to fraction form
    19,880.37/29,821.47 = 14,062.95/x
  3. Step 3: Cross multiply
    19,880.37x = 29,821.47 × 14,062.95
  4. Step 4: Simplify right side
    19,880.37x = 419,377,788.80
  5. Step 5: Solve for x
    x = 419,377,788.80/19,880.37
  6. Step 6: Final answer
    x = 21,095.07

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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.