Home / 18,168.24-25,069.38-10,208.92

Finding the Fourth Proportional to 18,168.24, 25,069.38 and 10,208.92

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Solution

The fourth proportional to 18,168.24, 25,069.38 and 10,208.92 is: 14,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.24 : 25,069.38 = 10,208.92 : x
  2. Step 2: Convert to fraction form
    18,168.24/25,069.38 = 10,208.92/x
  3. Step 3: Cross multiply
    18,168.24x = 25,069.38 × 10,208.92
  4. Step 4: Simplify right side
    18,168.24x = 255,931,294.87
  5. Step 5: Solve for x
    x = 255,931,294.87/18,168.24
  6. Step 6: Final answer
    x = 14,086.74

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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.