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Finding the Fourth Proportional to 63,692.40, 95,532.72 and 21,567.64

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Solution

The fourth proportional to 63,692.40, 95,532.72 and 21,567.64 is: 32,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,692.40 : 95,532.72 = 21,567.64 : x
  2. Step 2: Convert to fraction form
    63,692.40/95,532.72 = 21,567.64/x
  3. Step 3: Cross multiply
    63,692.40x = 95,532.72 × 21,567.64
  4. Step 4: Simplify right side
    63,692.40x = 2,060,415,313.18
  5. Step 5: Solve for x
    x = 2,060,415,313.18/63,692.40
  6. Step 6: Final answer
    x = 32,349.47

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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.