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Finding the Fourth Proportional to 48,894.52, 73,345.68 and 15,619.26

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Solution

The fourth proportional to 48,894.52, 73,345.68 and 15,619.26 is: 23,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,894.52 : 73,345.68 = 15,619.26 : x
  2. Step 2: Convert to fraction form
    48,894.52/73,345.68 = 15,619.26/x
  3. Step 3: Cross multiply
    48,894.52x = 73,345.68 × 15,619.26
  4. Step 4: Simplify right side
    48,894.52x = 1,145,605,245.80
  5. Step 5: Solve for x
    x = 1,145,605,245.80/48,894.52
  6. Step 6: Final answer
    x = 23,430.14

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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.