Home / 32,487.06-48,735.15-11,429.90

Finding the Fourth Proportional to 32,487.06, 48,735.15 and 11,429.90

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Solution

The fourth proportional to 32,487.06, 48,735.15 and 11,429.90 is: 17,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.06 : 48,735.15 = 11,429.90 : x
  2. Step 2: Convert to fraction form
    32,487.06/48,735.15 = 11,429.90/x
  3. Step 3: Cross multiply
    32,487.06x = 48,735.15 × 11,429.90
  4. Step 4: Simplify right side
    32,487.06x = 557,037,890.99
  5. Step 5: Solve for x
    x = 557,037,890.99/32,487.06
  6. Step 6: Final answer
    x = 17,146.45

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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.