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Finding the Fourth Proportional to 32,385.51, 48,580.83 and 9,011.88

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Solution

The fourth proportional to 32,385.51, 48,580.83 and 9,011.88 is: 13,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,385.51 : 48,580.83 = 9,011.88 : x
  2. Step 2: Convert to fraction form
    32,385.51/48,580.83 = 9,011.88/x
  3. Step 3: Cross multiply
    32,385.51x = 48,580.83 × 9,011.88
  4. Step 4: Simplify right side
    32,385.51x = 437,804,610.26
  5. Step 5: Solve for x
    x = 437,804,610.26/32,385.51
  6. Step 6: Final answer
    x = 13,518.53

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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.