Home / 28,564.60-39,443.34-17,957.65

Finding the Fourth Proportional to 28,564.60, 39,443.34 and 17,957.65

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Solution

The fourth proportional to 28,564.60, 39,443.34 and 17,957.65 is: 24,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,564.60 : 39,443.34 = 17,957.65 : x
  2. Step 2: Convert to fraction form
    28,564.60/39,443.34 = 17,957.65/x
  3. Step 3: Cross multiply
    28,564.60x = 39,443.34 × 17,957.65
  4. Step 4: Simplify right side
    28,564.60x = 708,309,694.55
  5. Step 5: Solve for x
    x = 708,309,694.55/28,564.60
  6. Step 6: Final answer
    x = 24,796.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.