Home / 24,741.12-34,122.84-21,750.56

Finding the Fourth Proportional to 24,741.12, 34,122.84 and 21,750.56

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Solution

The fourth proportional to 24,741.12, 34,122.84 and 21,750.56 is: 29,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,741.12 : 34,122.84 = 21,750.56 : x
  2. Step 2: Convert to fraction form
    24,741.12/34,122.84 = 21,750.56/x
  3. Step 3: Cross multiply
    24,741.12x = 34,122.84 × 21,750.56
  4. Step 4: Simplify right side
    24,741.12x = 742,190,878.79
  5. Step 5: Solve for x
    x = 742,190,878.79/24,741.12
  6. Step 6: Final answer
    x = 29,998.27

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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.