Home / 19,546.68-29,345.96-18,872.76

Finding the Fourth Proportional to 19,546.68, 29,345.96 and 18,872.76

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Solution

The fourth proportional to 19,546.68, 29,345.96 and 18,872.76 is: 28,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.68 : 29,345.96 = 18,872.76 : x
  2. Step 2: Convert to fraction form
    19,546.68/29,345.96 = 18,872.76/x
  3. Step 3: Cross multiply
    19,546.68x = 29,345.96 × 18,872.76
  4. Step 4: Simplify right side
    19,546.68x = 553,839,260.05
  5. Step 5: Solve for x
    x = 553,839,260.05/19,546.68
  6. Step 6: Final answer
    x = 28,334.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.