Home / 19,208.43-28,806.15-9,341.43

Finding the Fourth Proportional to 19,208.43, 28,806.15 and 9,341.43

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Solution

The fourth proportional to 19,208.43, 28,806.15 and 9,341.43 is: 14,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208.43 : 28,806.15 = 9,341.43 : x
  2. Step 2: Convert to fraction form
    19,208.43/28,806.15 = 9,341.43/x
  3. Step 3: Cross multiply
    19,208.43x = 28,806.15 × 9,341.43
  4. Step 4: Simplify right side
    19,208.43x = 269,090,633.79
  5. Step 5: Solve for x
    x = 269,090,633.79/19,208.43
  6. Step 6: Final answer
    x = 14,008.99

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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.