Home / 25,517.76-35,212.32-14,185.28

Finding the Fourth Proportional to 25,517.76, 35,212.32 and 14,185.28

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Solution

The fourth proportional to 25,517.76, 35,212.32 and 14,185.28 is: 19,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.76 : 35,212.32 = 14,185.28 : x
  2. Step 2: Convert to fraction form
    25,517.76/35,212.32 = 14,185.28/x
  3. Step 3: Cross multiply
    25,517.76x = 35,212.32 × 14,185.28
  4. Step 4: Simplify right side
    25,517.76x = 499,496,618.65
  5. Step 5: Solve for x
    x = 499,496,618.65/25,517.76
  6. Step 6: Final answer
    x = 19,574.47

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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.