Home / 30,077.91-41,506.17-16,648.22

Finding the Fourth Proportional to 30,077.91, 41,506.17 and 16,648.22

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Solution

The fourth proportional to 30,077.91, 41,506.17 and 16,648.22 is: 22,973.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.91 : 41,506.17 = 16,648.22 : x
  2. Step 2: Convert to fraction form
    30,077.91/41,506.17 = 16,648.22/x
  3. Step 3: Cross multiply
    30,077.91x = 41,506.17 × 16,648.22
  4. Step 4: Simplify right side
    30,077.91x = 691,003,641.99
  5. Step 5: Solve for x
    x = 691,003,641.99/30,077.91
  6. Step 6: Final answer
    x = 22,973.79

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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.