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Finding the Fourth Proportional to 32,619.77, 48,930.12 and 9,246.21

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Solution

The fourth proportional to 32,619.77, 48,930.12 and 9,246.21 is: 13,869.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,619.77 : 48,930.12 = 9,246.21 : x
  2. Step 2: Convert to fraction form
    32,619.77/48,930.12 = 9,246.21/x
  3. Step 3: Cross multiply
    32,619.77x = 48,930.12 × 9,246.21
  4. Step 4: Simplify right side
    32,619.77x = 452,418,164.85
  5. Step 5: Solve for x
    x = 452,418,164.85/32,619.77
  6. Step 6: Final answer
    x = 13,869.45

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1.5x scale

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.