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Finding the Fourth Proportional to 32,292.14, 48,440.99 and 8,918.58

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Solution

The fourth proportional to 32,292.14, 48,440.99 and 8,918.58 is: 13,378.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,292.14 : 48,440.99 = 8,918.58 : x
  2. Step 2: Convert to fraction form
    32,292.14/48,440.99 = 8,918.58/x
  3. Step 3: Cross multiply
    32,292.14x = 48,440.99 × 8,918.58
  4. Step 4: Simplify right side
    32,292.14x = 432,024,844.59
  5. Step 5: Solve for x
    x = 432,024,844.59/32,292.14
  6. Step 6: Final answer
    x = 13,378.64

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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.