Home / 18,223.32-25,148.61-10,265.43

Finding the Fourth Proportional to 18,223.32, 25,148.61 and 10,265.43

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Solution

The fourth proportional to 18,223.32, 25,148.61 and 10,265.43 is: 14,166.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,223.32 : 25,148.61 = 10,265.43 : x
  2. Step 2: Convert to fraction form
    18,223.32/25,148.61 = 10,265.43/x
  3. Step 3: Cross multiply
    18,223.32x = 25,148.61 × 10,265.43
  4. Step 4: Simplify right side
    18,223.32x = 258,161,295.55
  5. Step 5: Solve for x
    x = 258,161,295.55/18,223.32
  6. Step 6: Final answer
    x = 14,166.53

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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.