Home / 18,359.43-25,334.26-10,401.63

Finding the Fourth Proportional to 18,359.43, 25,334.26 and 10,401.63

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Solution

The fourth proportional to 18,359.43, 25,334.26 and 10,401.63 is: 14,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.43 : 25,334.26 = 10,401.63 : x
  2. Step 2: Convert to fraction form
    18,359.43/25,334.26 = 10,401.63/x
  3. Step 3: Cross multiply
    18,359.43x = 25,334.26 × 10,401.63
  4. Step 4: Simplify right side
    18,359.43x = 263,517,598.84
  5. Step 5: Solve for x
    x = 263,517,598.84/18,359.43
  6. Step 6: Final answer
    x = 14,353.26

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Double scale
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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.