Home / 38,569.17-57,860.61-13,623.69

Finding the Fourth Proportional to 38,569.17, 57,860.61 and 13,623.69

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Solution

The fourth proportional to 38,569.17, 57,860.61 and 13,623.69 is: 20,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,569.17 : 57,860.61 = 13,623.69 : x
  2. Step 2: Convert to fraction form
    38,569.17/57,860.61 = 13,623.69/x
  3. Step 3: Cross multiply
    38,569.17x = 57,860.61 × 13,623.69
  4. Step 4: Simplify right side
    38,569.17x = 788,275,013.85
  5. Step 5: Solve for x
    x = 788,275,013.85/38,569.17
  6. Step 6: Final answer
    x = 20,437.96

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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.