Home / 29,810.46-41,135.76-16,381.56

Finding the Fourth Proportional to 29,810.46, 41,135.76 and 16,381.56

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Solution

The fourth proportional to 29,810.46, 41,135.76 and 16,381.56 is: 22,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,810.46 : 41,135.76 = 16,381.56 : x
  2. Step 2: Convert to fraction form
    29,810.46/41,135.76 = 16,381.56/x
  3. Step 3: Cross multiply
    29,810.46x = 41,135.76 × 16,381.56
  4. Step 4: Simplify right side
    29,810.46x = 673,867,920.59
  5. Step 5: Solve for x
    x = 673,867,920.59/29,810.46
  6. Step 6: Final answer
    x = 22,605.08

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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.