Home / 28,305.62-39,101.73-22,677.74

Finding the Fourth Proportional to 28,305.62, 39,101.73 and 22,677.74

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Solution

The fourth proportional to 28,305.62, 39,101.73 and 22,677.74 is: 31,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,305.62 : 39,101.73 = 22,677.74 : x
  2. Step 2: Convert to fraction form
    28,305.62/39,101.73 = 22,677.74/x
  3. Step 3: Cross multiply
    28,305.62x = 39,101.73 × 22,677.74
  4. Step 4: Simplify right side
    28,305.62x = 886,738,866.49
  5. Step 5: Solve for x
    x = 886,738,866.49/28,305.62
  6. Step 6: Final answer
    x = 31,327.31

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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.