Home / 43,212.25-59,682.56-28,847.07

Finding the Fourth Proportional to 43,212.25, 59,682.56 and 28,847.07

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Solution

The fourth proportional to 43,212.25, 59,682.56 and 28,847.07 is: 39,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,212.25 : 59,682.56 = 28,847.07 : x
  2. Step 2: Convert to fraction form
    43,212.25/59,682.56 = 28,847.07/x
  3. Step 3: Cross multiply
    43,212.25x = 59,682.56 × 28,847.07
  4. Step 4: Simplify right side
    43,212.25x = 1,721,666,986.10
  5. Step 5: Solve for x
    x = 1,721,666,986.10/43,212.25
  6. Step 6: Final answer
    x = 39,842.10

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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.