Home / 38,292.48-57,438.77-18,573.93

Finding the Fourth Proportional to 38,292.48, 57,438.77 and 18,573.93

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Solution

The fourth proportional to 38,292.48, 57,438.77 and 18,573.93 is: 27,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,292.48 : 57,438.77 = 18,573.93 : x
  2. Step 2: Convert to fraction form
    38,292.48/57,438.77 = 18,573.93/x
  3. Step 3: Cross multiply
    38,292.48x = 57,438.77 × 18,573.93
  4. Step 4: Simplify right side
    38,292.48x = 1,066,863,600.40
  5. Step 5: Solve for x
    x = 1,066,863,600.40/38,292.48
  6. Step 6: Final answer
    x = 27,860.92

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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.