Home / 18,630.16-25,709.67-10,246.66

Finding the Fourth Proportional to 18,630.16, 25,709.67 and 10,246.66

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Solution

The fourth proportional to 18,630.16, 25,709.67 and 10,246.66 is: 14,140.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.16 : 25,709.67 = 10,246.66 : x
  2. Step 2: Convert to fraction form
    18,630.16/25,709.67 = 10,246.66/x
  3. Step 3: Cross multiply
    18,630.16x = 25,709.67 × 10,246.66
  4. Step 4: Simplify right side
    18,630.16x = 263,438,247.20
  5. Step 5: Solve for x
    x = 263,438,247.20/18,630.16
  6. Step 6: Final answer
    x = 14,140.42

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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.