Home / 30,301.26-45,452.22-10,579.86

Finding the Fourth Proportional to 30,301.26, 45,452.22 and 10,579.86

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Solution

The fourth proportional to 30,301.26, 45,452.22 and 10,579.86 is: 15,869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.26 : 45,452.22 = 10,579.86 : x
  2. Step 2: Convert to fraction form
    30,301.26/45,452.22 = 10,579.86/x
  3. Step 3: Cross multiply
    30,301.26x = 45,452.22 × 10,579.86
  4. Step 4: Simplify right side
    30,301.26x = 480,878,124.29
  5. Step 5: Solve for x
    x = 480,878,124.29/30,301.26
  6. Step 6: Final answer
    x = 15,869.91

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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.