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Finding the Fourth Proportional to 48,386.30, 66,795.03 and 32,479.52

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Solution

The fourth proportional to 48,386.30, 66,795.03 and 32,479.52 is: 44,836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386.30 : 66,795.03 = 32,479.52 : x
  2. Step 2: Convert to fraction form
    48,386.30/66,795.03 = 32,479.52/x
  3. Step 3: Cross multiply
    48,386.30x = 66,795.03 × 32,479.52
  4. Step 4: Simplify right side
    48,386.30x = 2,169,470,178.81
  5. Step 5: Solve for x
    x = 2,169,470,178.81/48,386.30
  6. Step 6: Final answer
    x = 44,836.46

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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.