Home / 38,102.80-57,163.20-15,903.84

Finding the Fourth Proportional to 38,102.80, 57,163.20 and 15,903.84

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Solution

The fourth proportional to 38,102.80, 57,163.20 and 15,903.84 is: 23,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,102.80 : 57,163.20 = 15,903.84 : x
  2. Step 2: Convert to fraction form
    38,102.80/57,163.20 = 15,903.84/x
  3. Step 3: Cross multiply
    38,102.80x = 57,163.20 × 15,903.84
  4. Step 4: Simplify right side
    38,102.80x = 909,114,386.69
  5. Step 5: Solve for x
    x = 909,114,386.69/38,102.80
  6. Step 6: Final answer
    x = 23,859.52

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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.