Home / 28,241.92-42,362.95-11,590.26

Finding the Fourth Proportional to 28,241.92, 42,362.95 and 11,590.26

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Solution

The fourth proportional to 28,241.92, 42,362.95 and 11,590.26 is: 17,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241.92 : 42,362.95 = 11,590.26 : x
  2. Step 2: Convert to fraction form
    28,241.92/42,362.95 = 11,590.26/x
  3. Step 3: Cross multiply
    28,241.92x = 42,362.95 × 11,590.26
  4. Step 4: Simplify right side
    28,241.92x = 490,997,796.20
  5. Step 5: Solve for x
    x = 490,997,796.20/28,241.92
  6. Step 6: Final answer
    x = 17,385.43

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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.