Home / 28,192.19-38,906.73-16,256.03

Finding the Fourth Proportional to 28,192.19, 38,906.73 and 16,256.03

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Solution

The fourth proportional to 28,192.19, 38,906.73 and 16,256.03 is: 22,434.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,192.19 : 38,906.73 = 16,256.03 : x
  2. Step 2: Convert to fraction form
    28,192.19/38,906.73 = 16,256.03/x
  3. Step 3: Cross multiply
    28,192.19x = 38,906.73 × 16,256.03
  4. Step 4: Simplify right side
    28,192.19x = 632,468,775.55
  5. Step 5: Solve for x
    x = 632,468,775.55/28,192.19
  6. Step 6: Final answer
    x = 22,434.19

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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.