Home / 39,597.30-59,383.26-20,866.86

Finding the Fourth Proportional to 39,597.30, 59,383.26 and 20,866.86

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Solution

The fourth proportional to 39,597.30, 59,383.26 and 20,866.86 is: 31,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,597.30 : 59,383.26 = 20,866.86 : x
  2. Step 2: Convert to fraction form
    39,597.30/59,383.26 = 20,866.86/x
  3. Step 3: Cross multiply
    39,597.30x = 59,383.26 × 20,866.86
  4. Step 4: Simplify right side
    39,597.30x = 1,239,142,172.76
  5. Step 5: Solve for x
    x = 1,239,142,172.76/39,597.30
  6. Step 6: Final answer
    x = 31,293.60

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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.