Home / 52,812.30-79,214.59-19,516.84

Finding the Fourth Proportional to 52,812.30, 79,214.59 and 19,516.84

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Solution

The fourth proportional to 52,812.30, 79,214.59 and 19,516.84 is: 29,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,812.30 : 79,214.59 = 19,516.84 : x
  2. Step 2: Convert to fraction form
    52,812.30/79,214.59 = 19,516.84/x
  3. Step 3: Cross multiply
    52,812.30x = 79,214.59 × 19,516.84
  4. Step 4: Simplify right side
    52,812.30x = 1,546,018,478.70
  5. Step 5: Solve for x
    x = 1,546,018,478.70/52,812.30
  6. Step 6: Final answer
    x = 29,273.83

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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.