Home / 22,330.37-33,478.00-15,289.07

Finding the Fourth Proportional to 22,330.37, 33,478.00 and 15,289.07

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Solution

The fourth proportional to 22,330.37, 33,478.00 and 15,289.07 is: 22,921.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.37 : 33,478.00 = 15,289.07 : x
  2. Step 2: Convert to fraction form
    22,330.37/33,478.00 = 15,289.07/x
  3. Step 3: Cross multiply
    22,330.37x = 33,478.00 × 15,289.07
  4. Step 4: Simplify right side
    22,330.37x = 511,847,530.93
  5. Step 5: Solve for x
    x = 511,847,530.93/22,330.37
  6. Step 6: Final answer
    x = 22,921.59

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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.