Home / 29,146.84-40,219.38-16,397.56

Finding the Fourth Proportional to 29,146.84, 40,219.38 and 16,397.56

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Solution

The fourth proportional to 29,146.84, 40,219.38 and 16,397.56 is: 22,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.84 : 40,219.38 = 16,397.56 : x
  2. Step 2: Convert to fraction form
    29,146.84/40,219.38 = 16,397.56/x
  3. Step 3: Cross multiply
    29,146.84x = 40,219.38 × 16,397.56
  4. Step 4: Simplify right side
    29,146.84x = 659,499,696.71
  5. Step 5: Solve for x
    x = 659,499,696.71/29,146.84
  6. Step 6: Final answer
    x = 22,626.80

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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.