Home / 30,260.71-41,756.85-17,511.36

Finding the Fourth Proportional to 30,260.71, 41,756.85 and 17,511.36

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Solution

The fourth proportional to 30,260.71, 41,756.85 and 17,511.36 is: 24,163.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.71 : 41,756.85 = 17,511.36 : x
  2. Step 2: Convert to fraction form
    30,260.71/41,756.85 = 17,511.36/x
  3. Step 3: Cross multiply
    30,260.71x = 41,756.85 × 17,511.36
  4. Step 4: Simplify right side
    30,260.71x = 731,219,502.43
  5. Step 5: Solve for x
    x = 731,219,502.43/30,260.71
  6. Step 6: Final answer
    x = 24,163.99

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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.