Home / 38,227.74-57,289.77-19,772.70

Finding the Fourth Proportional to 38,227.74, 57,289.77 and 19,772.70

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Solution

The fourth proportional to 38,227.74, 57,289.77 and 19,772.70 is: 29,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,227.74 : 57,289.77 = 19,772.70 : x
  2. Step 2: Convert to fraction form
    38,227.74/57,289.77 = 19,772.70/x
  3. Step 3: Cross multiply
    38,227.74x = 57,289.77 × 19,772.70
  4. Step 4: Simplify right side
    38,227.74x = 1,132,773,435.28
  5. Step 5: Solve for x
    x = 1,132,773,435.28/38,227.74
  6. Step 6: Final answer
    x = 29,632.24

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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.