Home / 28,195.08-38,909.19-16,258.24

Finding the Fourth Proportional to 28,195.08, 38,909.19 and 16,258.24

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Solution

The fourth proportional to 28,195.08, 38,909.19 and 16,258.24 is: 22,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.08 : 38,909.19 = 16,258.24 : x
  2. Step 2: Convert to fraction form
    28,195.08/38,909.19 = 16,258.24/x
  3. Step 3: Cross multiply
    28,195.08x = 38,909.19 × 16,258.24
  4. Step 4: Simplify right side
    28,195.08x = 632,594,949.23
  5. Step 5: Solve for x
    x = 632,594,949.23/28,195.08
  6. Step 6: Final answer
    x = 22,436.36

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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.