Home / 42,352.82-63,530.55-15,705.44

Finding the Fourth Proportional to 42,352.82, 63,530.55 and 15,705.44

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Solution

The fourth proportional to 42,352.82, 63,530.55 and 15,705.44 is: 23,558.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,352.82 : 63,530.55 = 15,705.44 : x
  2. Step 2: Convert to fraction form
    42,352.82/63,530.55 = 15,705.44/x
  3. Step 3: Cross multiply
    42,352.82x = 63,530.55 × 15,705.44
  4. Step 4: Simplify right side
    42,352.82x = 997,775,241.19
  5. Step 5: Solve for x
    x = 997,775,241.19/42,352.82
  6. Step 6: Final answer
    x = 23,558.65

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1.5x scale

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.