Home / 25,511.10-38,266.65-17,216.70

Finding the Fourth Proportional to 25,511.10, 38,266.65 and 17,216.70

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Solution

The fourth proportional to 25,511.10, 38,266.65 and 17,216.70 is: 25,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.10 : 38,266.65 = 17,216.70 : x
  2. Step 2: Convert to fraction form
    25,511.10/38,266.65 = 17,216.70/x
  3. Step 3: Cross multiply
    25,511.10x = 38,266.65 × 17,216.70
  4. Step 4: Simplify right side
    25,511.10x = 658,825,433.06
  5. Step 5: Solve for x
    x = 658,825,433.06/25,511.10
  6. Step 6: Final answer
    x = 25,825.05

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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.