Home / 39,561.60-59,296.80-19,853.76

Finding the Fourth Proportional to 39,561.60, 59,296.80 and 19,853.76

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Solution

The fourth proportional to 39,561.60, 59,296.80 and 19,853.76 is: 29,757.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561.60 : 59,296.80 = 19,853.76 : x
  2. Step 2: Convert to fraction form
    39,561.60/59,296.80 = 19,853.76/x
  3. Step 3: Cross multiply
    39,561.60x = 59,296.80 × 19,853.76
  4. Step 4: Simplify right side
    39,561.60x = 1,177,264,435.97
  5. Step 5: Solve for x
    x = 1,177,264,435.97/39,561.60
  6. Step 6: Final answer
    x = 29,757.76

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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.