Home / 30,137.55-41,581.38-17,559.87

Finding the Fourth Proportional to 30,137.55, 41,581.38 and 17,559.87

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Solution

The fourth proportional to 30,137.55, 41,581.38 and 17,559.87 is: 24,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137.55 : 41,581.38 = 17,559.87 : x
  2. Step 2: Convert to fraction form
    30,137.55/41,581.38 = 17,559.87/x
  3. Step 3: Cross multiply
    30,137.55x = 41,581.38 × 17,559.87
  4. Step 4: Simplify right side
    30,137.55x = 730,163,627.22
  5. Step 5: Solve for x
    x = 730,163,627.22/30,137.55
  6. Step 6: Final answer
    x = 24,227.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.