Home / 19,167.77-28,742.54-6,686.27

Finding the Fourth Proportional to 19,167.77, 28,742.54 and 6,686.27

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Solution

The fourth proportional to 19,167.77, 28,742.54 and 6,686.27 is: 10,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.77 : 28,742.54 = 6,686.27 : x
  2. Step 2: Convert to fraction form
    19,167.77/28,742.54 = 6,686.27/x
  3. Step 3: Cross multiply
    19,167.77x = 28,742.54 × 6,686.27
  4. Step 4: Simplify right side
    19,167.77x = 192,180,471.50
  5. Step 5: Solve for x
    x = 192,180,471.50/19,167.77
  6. Step 6: Final answer
    x = 10,026.23

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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.