Home / 25,499.14-35,192.62-18,352.70

Finding the Fourth Proportional to 25,499.14, 35,192.62 and 18,352.70

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Solution

The fourth proportional to 25,499.14, 35,192.62 and 18,352.70 is: 25,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.14 : 35,192.62 = 18,352.70 : x
  2. Step 2: Convert to fraction form
    25,499.14/35,192.62 = 18,352.70/x
  3. Step 3: Cross multiply
    25,499.14x = 35,192.62 × 18,352.70
  4. Step 4: Simplify right side
    25,499.14x = 645,879,597.07
  5. Step 5: Solve for x
    x = 645,879,597.07/25,499.14
  6. Step 6: Final answer
    x = 25,329.47

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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.