Home / 39,660.57-59,448.80-18,582.84

Finding the Fourth Proportional to 39,660.57, 59,448.80 and 18,582.84

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Solution

The fourth proportional to 39,660.57, 59,448.80 and 18,582.84 is: 27,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,660.57 : 59,448.80 = 18,582.84 : x
  2. Step 2: Convert to fraction form
    39,660.57/59,448.80 = 18,582.84/x
  3. Step 3: Cross multiply
    39,660.57x = 59,448.80 × 18,582.84
  4. Step 4: Simplify right side
    39,660.57x = 1,104,727,445.68
  5. Step 5: Solve for x
    x = 1,104,727,445.68/39,660.57
  6. Step 6: Final answer
    x = 27,854.55

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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.