Home / 18,162.18-25,066.26-10,206.36

Finding the Fourth Proportional to 18,162.18, 25,066.26 and 10,206.36

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Solution

The fourth proportional to 18,162.18, 25,066.26 and 10,206.36 is: 14,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.18 : 25,066.26 = 10,206.36 : x
  2. Step 2: Convert to fraction form
    18,162.18/25,066.26 = 10,206.36/x
  3. Step 3: Cross multiply
    18,162.18x = 25,066.26 × 10,206.36
  4. Step 4: Simplify right side
    18,162.18x = 255,835,273.41
  5. Step 5: Solve for x
    x = 255,835,273.41/18,162.18
  6. Step 6: Final answer
    x = 14,086.15

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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.