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Finding the Fourth Proportional to 48,970.77, 67,484.91 and 33,027.54

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Solution

The fourth proportional to 48,970.77, 67,484.91 and 33,027.54 is: 45,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,970.77 : 67,484.91 = 33,027.54 : x
  2. Step 2: Convert to fraction form
    48,970.77/67,484.91 = 33,027.54/x
  3. Step 3: Cross multiply
    48,970.77x = 67,484.91 × 33,027.54
  4. Step 4: Simplify right side
    48,970.77x = 2,228,860,564.42
  5. Step 5: Solve for x
    x = 2,228,860,564.42/48,970.77
  6. Step 6: Final answer
    x = 45,514.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.