Home / 19,914.84-29,877.38-5,874.30

Finding the Fourth Proportional to 19,914.84, 29,877.38 and 5,874.30

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Solution

The fourth proportional to 19,914.84, 29,877.38 and 5,874.30 is: 8,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.84 : 29,877.38 = 5,874.30 : x
  2. Step 2: Convert to fraction form
    19,914.84/29,877.38 = 5,874.30/x
  3. Step 3: Cross multiply
    19,914.84x = 29,877.38 × 5,874.30
  4. Step 4: Simplify right side
    19,914.84x = 175,508,693.33
  5. Step 5: Solve for x
    x = 175,508,693.33/19,914.84
  6. Step 6: Final answer
    x = 8,812.96

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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.