Home / 18,367.56-25,302.24-13,316.94

Finding the Fourth Proportional to 18,367.56, 25,302.24 and 13,316.94

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Solution

The fourth proportional to 18,367.56, 25,302.24 and 13,316.94 is: 18,344.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367.56 : 25,302.24 = 13,316.94 : x
  2. Step 2: Convert to fraction form
    18,367.56/25,302.24 = 13,316.94/x
  3. Step 3: Cross multiply
    18,367.56x = 25,302.24 × 13,316.94
  4. Step 4: Simplify right side
    18,367.56x = 336,948,411.95
  5. Step 5: Solve for x
    x = 336,948,411.95/18,367.56
  6. Step 6: Final answer
    x = 18,344.76

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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.