Home / 59,728.28-82,421.90-32,865.60

Finding the Fourth Proportional to 59,728.28, 82,421.90 and 32,865.60

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Solution

The fourth proportional to 59,728.28, 82,421.90 and 32,865.60 is: 45,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,728.28 : 82,421.90 = 32,865.60 : x
  2. Step 2: Convert to fraction form
    59,728.28/82,421.90 = 32,865.60/x
  3. Step 3: Cross multiply
    59,728.28x = 82,421.90 × 32,865.60
  4. Step 4: Simplify right side
    59,728.28x = 2,708,845,196.64
  5. Step 5: Solve for x
    x = 2,708,845,196.64/59,728.28
  6. Step 6: Final answer
    x = 45,352.81

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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.