Home / 28,773.66-39,707.05-16,026.81

Finding the Fourth Proportional to 28,773.66, 39,707.05 and 16,026.81

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Solution

The fourth proportional to 28,773.66, 39,707.05 and 16,026.81 is: 22,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.66 : 39,707.05 = 16,026.81 : x
  2. Step 2: Convert to fraction form
    28,773.66/39,707.05 = 16,026.81/x
  3. Step 3: Cross multiply
    28,773.66x = 39,707.05 × 16,026.81
  4. Step 4: Simplify right side
    28,773.66x = 636,377,305.94
  5. Step 5: Solve for x
    x = 636,377,305.94/28,773.66
  6. Step 6: Final answer
    x = 22,116.66

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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.