Home / 59,912.21-89,870.61-15,537.80

Finding the Fourth Proportional to 59,912.21, 89,870.61 and 15,537.80

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Solution

The fourth proportional to 59,912.21, 89,870.61 and 15,537.80 is: 23,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912.21 : 89,870.61 = 15,537.80 : x
  2. Step 2: Convert to fraction form
    59,912.21/89,870.61 = 15,537.80/x
  3. Step 3: Cross multiply
    59,912.21x = 89,870.61 × 15,537.80
  4. Step 4: Simplify right side
    59,912.21x = 1,396,391,564.06
  5. Step 5: Solve for x
    x = 1,396,391,564.06/59,912.21
  6. Step 6: Final answer
    x = 23,307.30

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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.