Home / 25,288.92-34,900.68-18,605.22

Finding the Fourth Proportional to 25,288.92, 34,900.68 and 18,605.22

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Solution

The fourth proportional to 25,288.92, 34,900.68 and 18,605.22 is: 25,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,288.92 : 34,900.68 = 18,605.22 : x
  2. Step 2: Convert to fraction form
    25,288.92/34,900.68 = 18,605.22/x
  3. Step 3: Cross multiply
    25,288.92x = 34,900.68 × 18,605.22
  4. Step 4: Simplify right side
    25,288.92x = 649,334,829.55
  5. Step 5: Solve for x
    x = 649,334,829.55/25,288.92
  6. Step 6: Final answer
    x = 25,676.65

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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.