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Finding the Fourth Proportional to 32,895.28, 49,347.78 and 9,518.68

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Solution

The fourth proportional to 32,895.28, 49,347.78 and 9,518.68 is: 14,279.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,895.28 : 49,347.78 = 9,518.68 : x
  2. Step 2: Convert to fraction form
    32,895.28/49,347.78 = 9,518.68/x
  3. Step 3: Cross multiply
    32,895.28x = 49,347.78 × 9,518.68
  4. Step 4: Simplify right side
    32,895.28x = 469,725,752.52
  5. Step 5: Solve for x
    x = 469,725,752.52/32,895.28
  6. Step 6: Final answer
    x = 14,279.43

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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.