Home / 39,686.58-54,763.49-23,770.62

Finding the Fourth Proportional to 39,686.58, 54,763.49 and 23,770.62

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Solution

The fourth proportional to 39,686.58, 54,763.49 and 23,770.62 is: 32,801.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,686.58 : 54,763.49 = 23,770.62 : x
  2. Step 2: Convert to fraction form
    39,686.58/54,763.49 = 23,770.62/x
  3. Step 3: Cross multiply
    39,686.58x = 54,763.49 × 23,770.62
  4. Step 4: Simplify right side
    39,686.58x = 1,301,762,170.09
  5. Step 5: Solve for x
    x = 1,301,762,170.09/39,686.58
  6. Step 6: Final answer
    x = 32,801.07

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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.