Home / 39,732.80-59,540.87-19,984.19

Finding the Fourth Proportional to 39,732.80, 59,540.87 and 19,984.19

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Solution

The fourth proportional to 39,732.80, 59,540.87 and 19,984.19 is: 29,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,732.80 : 59,540.87 = 19,984.19 : x
  2. Step 2: Convert to fraction form
    39,732.80/59,540.87 = 19,984.19/x
  3. Step 3: Cross multiply
    39,732.80x = 59,540.87 × 19,984.19
  4. Step 4: Simplify right side
    39,732.80x = 1,189,875,811.10
  5. Step 5: Solve for x
    x = 1,189,875,811.10/39,732.80
  6. Step 6: Final answer
    x = 29,946.94

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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.