Home / 27,587.40-38,057.92-16,251.45

Finding the Fourth Proportional to 27,587.40, 38,057.92 and 16,251.45

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Solution

The fourth proportional to 27,587.40, 38,057.92 and 16,251.45 is: 22,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.40 : 38,057.92 = 16,251.45 : x
  2. Step 2: Convert to fraction form
    27,587.40/38,057.92 = 16,251.45/x
  3. Step 3: Cross multiply
    27,587.40x = 38,057.92 × 16,251.45
  4. Step 4: Simplify right side
    27,587.40x = 618,496,383.98
  5. Step 5: Solve for x
    x = 618,496,383.98/27,587.40
  6. Step 6: Final answer
    x = 22,419.52

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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.