Home / 38,265.09-57,403.55-19,534.96

Finding the Fourth Proportional to 38,265.09, 57,403.55 and 19,534.96

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Solution

The fourth proportional to 38,265.09, 57,403.55 and 19,534.96 is: 29,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.09 : 57,403.55 = 19,534.96 : x
  2. Step 2: Convert to fraction form
    38,265.09/57,403.55 = 19,534.96/x
  3. Step 3: Cross multiply
    38,265.09x = 57,403.55 × 19,534.96
  4. Step 4: Simplify right side
    38,265.09x = 1,121,376,053.11
  5. Step 5: Solve for x
    x = 1,121,376,053.11/38,265.09
  6. Step 6: Final answer
    x = 29,305.46

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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.