Home / 19,543.60-29,317.44-5,692.64

Finding the Fourth Proportional to 19,543.60, 29,317.44 and 5,692.64

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Solution

The fourth proportional to 19,543.60, 29,317.44 and 5,692.64 is: 8,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.60 : 29,317.44 = 5,692.64 : x
  2. Step 2: Convert to fraction form
    19,543.60/29,317.44 = 5,692.64/x
  3. Step 3: Cross multiply
    19,543.60x = 29,317.44 × 5,692.64
  4. Step 4: Simplify right side
    19,543.60x = 166,893,631.64
  5. Step 5: Solve for x
    x = 166,893,631.64/19,543.60
  6. Step 6: Final answer
    x = 8,539.55

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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.