Home / 12,582.26-18,875.43-4,684.80

Finding the Fourth Proportional to 12,582.26, 18,875.43 and 4,684.80

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Solution

The fourth proportional to 12,582.26, 18,875.43 and 4,684.80 is: 7,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.26 : 18,875.43 = 4,684.80 : x
  2. Step 2: Convert to fraction form
    12,582.26/18,875.43 = 4,684.80/x
  3. Step 3: Cross multiply
    12,582.26x = 18,875.43 × 4,684.80
  4. Step 4: Simplify right side
    12,582.26x = 88,427,614.46
  5. Step 5: Solve for x
    x = 88,427,614.46/12,582.26
  6. Step 6: Final answer
    x = 7,027.96

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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.