Home / 18,802.14-25,947.99-10,418.46

Finding the Fourth Proportional to 18,802.14, 25,947.99 and 10,418.46

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Solution

The fourth proportional to 18,802.14, 25,947.99 and 10,418.46 is: 14,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.14 : 25,947.99 = 10,418.46 : x
  2. Step 2: Convert to fraction form
    18,802.14/25,947.99 = 10,418.46/x
  3. Step 3: Cross multiply
    18,802.14x = 25,947.99 × 10,418.46
  4. Step 4: Simplify right side
    18,802.14x = 270,338,095.90
  5. Step 5: Solve for x
    x = 270,338,095.90/18,802.14
  6. Step 6: Final answer
    x = 14,378.05

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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.