Home / 18,546.06-25,578.71-16,303.17

Finding the Fourth Proportional to 18,546.06, 25,578.71 and 16,303.17

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Solution

The fourth proportional to 18,546.06, 25,578.71 and 16,303.17 is: 22,485.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546.06 : 25,578.71 = 16,303.17 : x
  2. Step 2: Convert to fraction form
    18,546.06/25,578.71 = 16,303.17/x
  3. Step 3: Cross multiply
    18,546.06x = 25,578.71 × 16,303.17
  4. Step 4: Simplify right side
    18,546.06x = 417,013,975.99
  5. Step 5: Solve for x
    x = 417,013,975.99/18,546.06
  6. Step 6: Final answer
    x = 22,485.31

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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.