Home / 10,025.56-15,038.26-7,836.13

Finding the Fourth Proportional to 10,025.56, 15,038.26 and 7,836.13

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Solution

The fourth proportional to 10,025.56, 15,038.26 and 7,836.13 is: 11,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.56 : 15,038.26 = 7,836.13 : x
  2. Step 2: Convert to fraction form
    10,025.56/15,038.26 = 7,836.13/x
  3. Step 3: Cross multiply
    10,025.56x = 15,038.26 × 7,836.13
  4. Step 4: Simplify right side
    10,025.56x = 117,841,760.33
  5. Step 5: Solve for x
    x = 117,841,760.33/10,025.56
  6. Step 6: Final answer
    x = 11,754.13

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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.