Home / 29,412.39-40,568.58-19,337.61

Finding the Fourth Proportional to 29,412.39, 40,568.58 and 19,337.61

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Solution

The fourth proportional to 29,412.39, 40,568.58 and 19,337.61 is: 26,672.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.39 : 40,568.58 = 19,337.61 : x
  2. Step 2: Convert to fraction form
    29,412.39/40,568.58 = 19,337.61/x
  3. Step 3: Cross multiply
    29,412.39x = 40,568.58 × 19,337.61
  4. Step 4: Simplify right side
    29,412.39x = 784,499,378.29
  5. Step 5: Solve for x
    x = 784,499,378.29/29,412.39
  6. Step 6: Final answer
    x = 26,672.41

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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.