Home / 12,827.54-19,251.39-6,587.30

Finding the Fourth Proportional to 12,827.54, 19,251.39 and 6,587.30

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Solution

The fourth proportional to 12,827.54, 19,251.39 and 6,587.30 is: 9,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827.54 : 19,251.39 = 6,587.30 : x
  2. Step 2: Convert to fraction form
    12,827.54/19,251.39 = 6,587.30/x
  3. Step 3: Cross multiply
    12,827.54x = 19,251.39 × 6,587.30
  4. Step 4: Simplify right side
    12,827.54x = 126,814,681.35
  5. Step 5: Solve for x
    x = 126,814,681.35/12,827.54
  6. Step 6: Final answer
    x = 9,886.13

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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.