Home / 38,243.22-57,370.65-19,513.02

Finding the Fourth Proportional to 38,243.22, 57,370.65 and 19,513.02

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Solution

The fourth proportional to 38,243.22, 57,370.65 and 19,513.02 is: 29,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,243.22 : 57,370.65 = 19,513.02 : x
  2. Step 2: Convert to fraction form
    38,243.22/57,370.65 = 19,513.02/x
  3. Step 3: Cross multiply
    38,243.22x = 57,370.65 × 19,513.02
  4. Step 4: Simplify right side
    38,243.22x = 1,119,474,640.86
  5. Step 5: Solve for x
    x = 1,119,474,640.86/38,243.22
  6. Step 6: Final answer
    x = 29,272.50

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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.