Home / 39,865.47-59,764.25-17,666.75

Finding the Fourth Proportional to 39,865.47, 59,764.25 and 17,666.75

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Solution

The fourth proportional to 39,865.47, 59,764.25 and 17,666.75 is: 26,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,865.47 : 59,764.25 = 17,666.75 : x
  2. Step 2: Convert to fraction form
    39,865.47/59,764.25 = 17,666.75/x
  3. Step 3: Cross multiply
    39,865.47x = 59,764.25 × 17,666.75
  4. Step 4: Simplify right side
    39,865.47x = 1,055,840,063.69
  5. Step 5: Solve for x
    x = 1,055,840,063.69/39,865.47
  6. Step 6: Final answer
    x = 26,485.08

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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.