Home / 38,537.36-57,802.78-15,163.76

Finding the Fourth Proportional to 38,537.36, 57,802.78 and 15,163.76

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Solution

The fourth proportional to 38,537.36, 57,802.78 and 15,163.76 is: 22,744.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.36 : 57,802.78 = 15,163.76 : x
  2. Step 2: Convert to fraction form
    38,537.36/57,802.78 = 15,163.76/x
  3. Step 3: Cross multiply
    38,537.36x = 57,802.78 × 15,163.76
  4. Step 4: Simplify right side
    38,537.36x = 876,507,483.25
  5. Step 5: Solve for x
    x = 876,507,483.25/38,537.36
  6. Step 6: Final answer
    x = 22,744.36

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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.