Home / 38,288.31-57,435.21-10,208.22

Finding the Fourth Proportional to 38,288.31, 57,435.21 and 10,208.22

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Solution

The fourth proportional to 38,288.31, 57,435.21 and 10,208.22 is: 15,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,288.31 : 57,435.21 = 10,208.22 : x
  2. Step 2: Convert to fraction form
    38,288.31/57,435.21 = 10,208.22/x
  3. Step 3: Cross multiply
    38,288.31x = 57,435.21 × 10,208.22
  4. Step 4: Simplify right side
    38,288.31x = 586,311,259.43
  5. Step 5: Solve for x
    x = 586,311,259.43/38,288.31
  6. Step 6: Final answer
    x = 15,313.06

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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.