Home / 39,274.31-58,910.59-9,692.40

Finding the Fourth Proportional to 39,274.31, 58,910.59 and 9,692.40

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Solution

The fourth proportional to 39,274.31, 58,910.59 and 9,692.40 is: 14,538.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274.31 : 58,910.59 = 9,692.40 : x
  2. Step 2: Convert to fraction form
    39,274.31/58,910.59 = 9,692.40/x
  3. Step 3: Cross multiply
    39,274.31x = 58,910.59 × 9,692.40
  4. Step 4: Simplify right side
    39,274.31x = 570,985,235.55
  5. Step 5: Solve for x
    x = 570,985,235.55/39,274.31
  6. Step 6: Final answer
    x = 14,538.39

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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.