Home / 14,046.79-21,053.23-5,154.95

Finding the Fourth Proportional to 14,046.79, 21,053.23 and 5,154.95

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Solution

The fourth proportional to 14,046.79, 21,053.23 and 5,154.95 is: 7,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.79 : 21,053.23 = 5,154.95 : x
  2. Step 2: Convert to fraction form
    14,046.79/21,053.23 = 5,154.95/x
  3. Step 3: Cross multiply
    14,046.79x = 21,053.23 × 5,154.95
  4. Step 4: Simplify right side
    14,046.79x = 108,528,347.99
  5. Step 5: Solve for x
    x = 108,528,347.99/14,046.79
  6. Step 6: Final answer
    x = 7,726.20

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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.