Home / 23,281.56-32,091.66-21,350.88

Finding the Fourth Proportional to 23,281.56, 32,091.66 and 21,350.88

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Solution

The fourth proportional to 23,281.56, 32,091.66 and 21,350.88 is: 29,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,281.56 : 32,091.66 = 21,350.88 : x
  2. Step 2: Convert to fraction form
    23,281.56/32,091.66 = 21,350.88/x
  3. Step 3: Cross multiply
    23,281.56x = 32,091.66 × 21,350.88
  4. Step 4: Simplify right side
    23,281.56x = 685,185,181.66
  5. Step 5: Solve for x
    x = 685,185,181.66/23,281.56
  6. Step 6: Final answer
    x = 29,430.38

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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.