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Finding the Fourth Proportional to 48,894.84, 73,330.75 and 13,347.71

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Solution

The fourth proportional to 48,894.84, 73,330.75 and 13,347.71 is: 20,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,894.84 : 73,330.75 = 13,347.71 : x
  2. Step 2: Convert to fraction form
    48,894.84/73,330.75 = 13,347.71/x
  3. Step 3: Cross multiply
    48,894.84x = 73,330.75 × 13,347.71
  4. Step 4: Simplify right side
    48,894.84x = 978,797,185.06
  5. Step 5: Solve for x
    x = 978,797,185.06/48,894.84
  6. Step 6: Final answer
    x = 20,018.42

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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.