Home / 10,360.23-15,540.45-8,293.37

Finding the Fourth Proportional to 10,360.23, 15,540.45 and 8,293.37

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Solution

The fourth proportional to 10,360.23, 15,540.45 and 8,293.37 is: 12,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.23 : 15,540.45 = 8,293.37 : x
  2. Step 2: Convert to fraction form
    10,360.23/15,540.45 = 8,293.37/x
  3. Step 3: Cross multiply
    10,360.23x = 15,540.45 × 8,293.37
  4. Step 4: Simplify right side
    10,360.23x = 128,882,646.24
  5. Step 5: Solve for x
    x = 128,882,646.24/10,360.23
  6. Step 6: Final answer
    x = 12,440.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.