Home / 19,335.54-28,999.13-6,855.97

Finding the Fourth Proportional to 19,335.54, 28,999.13 and 6,855.97

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Solution

The fourth proportional to 19,335.54, 28,999.13 and 6,855.97 is: 10,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.54 : 28,999.13 = 6,855.97 : x
  2. Step 2: Convert to fraction form
    19,335.54/28,999.13 = 6,855.97/x
  3. Step 3: Cross multiply
    19,335.54x = 28,999.13 × 6,855.97
  4. Step 4: Simplify right side
    19,335.54x = 198,817,058.53
  5. Step 5: Solve for x
    x = 198,817,058.53/19,335.54
  6. Step 6: Final answer
    x = 10,282.47

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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.