Home / 14,208.93-21,310.88-3,818.25

Finding the Fourth Proportional to 14,208.93, 21,310.88 and 3,818.25

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Solution

The fourth proportional to 14,208.93, 21,310.88 and 3,818.25 is: 5,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.93 : 21,310.88 = 3,818.25 : x
  2. Step 2: Convert to fraction form
    14,208.93/21,310.88 = 3,818.25/x
  3. Step 3: Cross multiply
    14,208.93x = 21,310.88 × 3,818.25
  4. Step 4: Simplify right side
    14,208.93x = 81,370,248.47
  5. Step 5: Solve for x
    x = 81,370,248.47/14,208.93
  6. Step 6: Final answer
    x = 5,726.70

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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.