Home / 38,139.75-52,632.90-23,235.75

Finding the Fourth Proportional to 38,139.75, 52,632.90 and 23,235.75

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Solution

The fourth proportional to 38,139.75, 52,632.90 and 23,235.75 is: 32,065.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139.75 : 52,632.90 = 23,235.75 : x
  2. Step 2: Convert to fraction form
    38,139.75/52,632.90 = 23,235.75/x
  3. Step 3: Cross multiply
    38,139.75x = 52,632.90 × 23,235.75
  4. Step 4: Simplify right side
    38,139.75x = 1,222,964,906.18
  5. Step 5: Solve for x
    x = 1,222,964,906.18/38,139.75
  6. Step 6: Final answer
    x = 32,065.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.