Home / 26,542.77-39,823.20-16,670.49

Finding the Fourth Proportional to 26,542.77, 39,823.20 and 16,670.49

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Solution

The fourth proportional to 26,542.77, 39,823.20 and 16,670.49 is: 25,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.77 : 39,823.20 = 16,670.49 : x
  2. Step 2: Convert to fraction form
    26,542.77/39,823.20 = 16,670.49/x
  3. Step 3: Cross multiply
    26,542.77x = 39,823.20 × 16,670.49
  4. Step 4: Simplify right side
    26,542.77x = 663,872,257.37
  5. Step 5: Solve for x
    x = 663,872,257.37/26,542.77
  6. Step 6: Final answer
    x = 25,011.42

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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.