Home / 18,802.08-28,195.83-10,032.21

Finding the Fourth Proportional to 18,802.08, 28,195.83 and 10,032.21

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Solution

The fourth proportional to 18,802.08, 28,195.83 and 10,032.21 is: 15,044.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.08 : 28,195.83 = 10,032.21 : x
  2. Step 2: Convert to fraction form
    18,802.08/28,195.83 = 10,032.21/x
  3. Step 3: Cross multiply
    18,802.08x = 28,195.83 × 10,032.21
  4. Step 4: Simplify right side
    18,802.08x = 282,866,487.68
  5. Step 5: Solve for x
    x = 282,866,487.68/18,802.08
  6. Step 6: Final answer
    x = 15,044.43

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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.