Home / 22,827.60-34,241.40-12,986.10

Finding the Fourth Proportional to 22,827.60, 34,241.40 and 12,986.10

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Solution

The fourth proportional to 22,827.60, 34,241.40 and 12,986.10 is: 19,479.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,827.60 : 34,241.40 = 12,986.10 : x
  2. Step 2: Convert to fraction form
    22,827.60/34,241.40 = 12,986.10/x
  3. Step 3: Cross multiply
    22,827.60x = 34,241.40 × 12,986.10
  4. Step 4: Simplify right side
    22,827.60x = 444,662,244.54
  5. Step 5: Solve for x
    x = 444,662,244.54/22,827.60
  6. Step 6: Final answer
    x = 19,479.15

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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.