Home / 28,299.74-39,058.47-16,370.33

Finding the Fourth Proportional to 28,299.74, 39,058.47 and 16,370.33

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Solution

The fourth proportional to 28,299.74, 39,058.47 and 16,370.33 is: 22,593.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.74 : 39,058.47 = 16,370.33 : x
  2. Step 2: Convert to fraction form
    28,299.74/39,058.47 = 16,370.33/x
  3. Step 3: Cross multiply
    28,299.74x = 39,058.47 × 16,370.33
  4. Step 4: Simplify right side
    28,299.74x = 639,399,847.90
  5. Step 5: Solve for x
    x = 639,399,847.90/28,299.74
  6. Step 6: Final answer
    x = 22,593.85

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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.