Home / 30,099.26-45,151.85-10,375.22

Finding the Fourth Proportional to 30,099.26, 45,151.85 and 10,375.22

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Solution

The fourth proportional to 30,099.26, 45,151.85 and 10,375.22 is: 15,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099.26 : 45,151.85 = 10,375.22 : x
  2. Step 2: Convert to fraction form
    30,099.26/45,151.85 = 10,375.22/x
  3. Step 3: Cross multiply
    30,099.26x = 45,151.85 × 10,375.22
  4. Step 4: Simplify right side
    30,099.26x = 468,460,177.34
  5. Step 5: Solve for x
    x = 468,460,177.34/30,099.26
  6. Step 6: Final answer
    x = 15,563.85

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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.