Home / 45,711.10-68,568.14-15,725.04

Finding the Fourth Proportional to 45,711.10, 68,568.14 and 15,725.04

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Solution

The fourth proportional to 45,711.10, 68,568.14 and 15,725.04 is: 23,588.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,711.10 : 68,568.14 = 15,725.04 : x
  2. Step 2: Convert to fraction form
    45,711.10/68,568.14 = 15,725.04/x
  3. Step 3: Cross multiply
    45,711.10x = 68,568.14 × 15,725.04
  4. Step 4: Simplify right side
    45,711.10x = 1,078,236,744.23
  5. Step 5: Solve for x
    x = 1,078,236,744.23/45,711.10
  6. Step 6: Final answer
    x = 23,588.07

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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.