Home / 28,097.13-38,775.22-16,160.48

Finding the Fourth Proportional to 28,097.13, 38,775.22 and 16,160.48

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Solution

The fourth proportional to 28,097.13, 38,775.22 and 16,160.48 is: 22,302.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,097.13 : 38,775.22 = 16,160.48 : x
  2. Step 2: Convert to fraction form
    28,097.13/38,775.22 = 16,160.48/x
  3. Step 3: Cross multiply
    28,097.13x = 38,775.22 × 16,160.48
  4. Step 4: Simplify right side
    28,097.13x = 626,626,167.31
  5. Step 5: Solve for x
    x = 626,626,167.31/28,097.13
  6. Step 6: Final answer
    x = 22,302.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.