Home / 52,181.75-72,010.82-29,830.07

Finding the Fourth Proportional to 52,181.75, 72,010.82 and 29,830.07

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Solution

The fourth proportional to 52,181.75, 72,010.82 and 29,830.07 is: 41,165.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181.75 : 72,010.82 = 29,830.07 : x
  2. Step 2: Convert to fraction form
    52,181.75/72,010.82 = 29,830.07/x
  3. Step 3: Cross multiply
    52,181.75x = 72,010.82 × 29,830.07
  4. Step 4: Simplify right side
    52,181.75x = 2,148,087,801.36
  5. Step 5: Solve for x
    x = 2,148,087,801.36/52,181.75
  6. Step 6: Final answer
    x = 41,165.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.