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Finding the Fourth Proportional to 30,248.48, 45,339.10 and 22,828.88

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Solution

The fourth proportional to 30,248.48, 45,339.10 and 22,828.88 is: 34,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.48 : 45,339.10 = 22,828.88 : x
  2. Step 2: Convert to fraction form
    30,248.48/45,339.10 = 22,828.88/x
  3. Step 3: Cross multiply
    30,248.48x = 45,339.10 × 22,828.88
  4. Step 4: Simplify right side
    30,248.48x = 1,035,040,873.21
  5. Step 5: Solve for x
    x = 1,035,040,873.21/30,248.48
  6. Step 6: Final answer
    x = 34,217.95

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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.