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Finding the Fourth Proportional to 32,160.99, 48,257.91 and 15,313.02

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Solution

The fourth proportional to 32,160.99, 48,257.91 and 15,313.02 is: 22,977.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,160.99 : 48,257.91 = 15,313.02 : x
  2. Step 2: Convert to fraction form
    32,160.99/48,257.91 = 15,313.02/x
  3. Step 3: Cross multiply
    32,160.99x = 48,257.91 × 15,313.02
  4. Step 4: Simplify right side
    32,160.99x = 738,974,340.99
  5. Step 5: Solve for x
    x = 738,974,340.99/32,160.99
  6. Step 6: Final answer
    x = 22,977.35

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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.