Home / 29,140.29-40,211.84-16,219.19

Finding the Fourth Proportional to 29,140.29, 40,211.84 and 16,219.19

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Solution

The fourth proportional to 29,140.29, 40,211.84 and 16,219.19 is: 22,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.29 : 40,211.84 = 16,219.19 : x
  2. Step 2: Convert to fraction form
    29,140.29/40,211.84 = 16,219.19/x
  3. Step 3: Cross multiply
    29,140.29x = 40,211.84 × 16,219.19
  4. Step 4: Simplify right side
    29,140.29x = 652,203,614.29
  5. Step 5: Solve for x
    x = 652,203,614.29/29,140.29
  6. Step 6: Final answer
    x = 22,381.51

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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.