Home / 59,912-89,867.60-15,538.64

Finding the Fourth Proportional to 59,912, 89,867.60 and 15,538.64

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Solution

The fourth proportional to 59,912, 89,867.60 and 15,538.64 is: 23,307.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912 : 89,867.60 = 15,538.64 : x
  2. Step 2: Convert to fraction form
    59,912/89,867.60 = 15,538.64/x
  3. Step 3: Cross multiply
    59,912x = 89,867.60 × 15,538.64
  4. Step 4: Simplify right side
    59,912x = 1,396,420,284.06
  5. Step 5: Solve for x
    x = 1,396,420,284.06/59,912
  6. Step 6: Final answer
    x = 23,307.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.