Home / 18,314.46-25,273.80-10,356.66

Finding the Fourth Proportional to 18,314.46, 25,273.80 and 10,356.66

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Solution

The fourth proportional to 18,314.46, 25,273.80 and 10,356.66 is: 14,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314.46 : 25,273.80 = 10,356.66 : x
  2. Step 2: Convert to fraction form
    18,314.46/25,273.80 = 10,356.66/x
  3. Step 3: Cross multiply
    18,314.46x = 25,273.80 × 10,356.66
  4. Step 4: Simplify right side
    18,314.46x = 261,752,153.51
  5. Step 5: Solve for x
    x = 261,752,153.51/18,314.46
  6. Step 6: Final answer
    x = 14,292.10

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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.