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Finding the Fourth Proportional to 39,599, 54,645.02 and 23,692.20

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Solution

The fourth proportional to 39,599, 54,645.02 and 23,692.20 is: 32,694.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,599 : 54,645.02 = 23,692.20 : x
  2. Step 2: Convert to fraction form
    39,599/54,645.02 = 23,692.20/x
  3. Step 3: Cross multiply
    39,599x = 54,645.02 × 23,692.20
  4. Step 4: Simplify right side
    39,599x = 1,294,660,742.84
  5. Step 5: Solve for x
    x = 1,294,660,742.84/39,599
  6. Step 6: Final answer
    x = 32,694.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.