Home / 39,692.56-59,533.22-13,393.84

Finding the Fourth Proportional to 39,692.56, 59,533.22 and 13,393.84

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Solution

The fourth proportional to 39,692.56, 59,533.22 and 13,393.84 is: 20,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,692.56 : 59,533.22 = 13,393.84 : x
  2. Step 2: Convert to fraction form
    39,692.56/59,533.22 = 13,393.84/x
  3. Step 3: Cross multiply
    39,692.56x = 59,533.22 × 13,393.84
  4. Step 4: Simplify right side
    39,692.56x = 797,378,423.36
  5. Step 5: Solve for x
    x = 797,378,423.36/39,692.56
  6. Step 6: Final answer
    x = 20,088.86

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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.