Home / 18,401.52-25,394.70-10,336.60

Finding the Fourth Proportional to 18,401.52, 25,394.70 and 10,336.60

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Solution

The fourth proportional to 18,401.52, 25,394.70 and 10,336.60 is: 14,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401.52 : 25,394.70 = 10,336.60 : x
  2. Step 2: Convert to fraction form
    18,401.52/25,394.70 = 10,336.60/x
  3. Step 3: Cross multiply
    18,401.52x = 25,394.70 × 10,336.60
  4. Step 4: Simplify right side
    18,401.52x = 262,494,856.02
  5. Step 5: Solve for x
    x = 262,494,856.02/18,401.52
  6. Step 6: Final answer
    x = 14,264.85

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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.