Home / 38,542.48-57,818.36-13,577.37

Finding the Fourth Proportional to 38,542.48, 57,818.36 and 13,577.37

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Solution

The fourth proportional to 38,542.48, 57,818.36 and 13,577.37 is: 20,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,542.48 : 57,818.36 = 13,577.37 : x
  2. Step 2: Convert to fraction form
    38,542.48/57,818.36 = 13,577.37/x
  3. Step 3: Cross multiply
    38,542.48x = 57,818.36 × 13,577.37
  4. Step 4: Simplify right side
    38,542.48x = 785,021,332.49
  5. Step 5: Solve for x
    x = 785,021,332.49/38,542.48
  6. Step 6: Final answer
    x = 20,367.69

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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.