Home / 18,298.24-25,251.57-9,914.74

Finding the Fourth Proportional to 18,298.24, 25,251.57 and 9,914.74

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Solution

The fourth proportional to 18,298.24, 25,251.57 and 9,914.74 is: 13,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.24 : 25,251.57 = 9,914.74 : x
  2. Step 2: Convert to fraction form
    18,298.24/25,251.57 = 9,914.74/x
  3. Step 3: Cross multiply
    18,298.24x = 25,251.57 × 9,914.74
  4. Step 4: Simplify right side
    18,298.24x = 250,362,751.14
  5. Step 5: Solve for x
    x = 250,362,751.14/18,298.24
  6. Step 6: Final answer
    x = 13,682.34

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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.