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Finding the Fourth Proportional to 32,370, 48,555.03 and 18,509.28

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Solution

The fourth proportional to 32,370, 48,555.03 and 18,509.28 is: 27,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,370 : 48,555.03 = 18,509.28 : x
  2. Step 2: Convert to fraction form
    32,370/48,555.03 = 18,509.28/x
  3. Step 3: Cross multiply
    32,370x = 48,555.03 × 18,509.28
  4. Step 4: Simplify right side
    32,370x = 898,718,645.68
  5. Step 5: Solve for x
    x = 898,718,645.68/32,370
  6. Step 6: Final answer
    x = 27,763.94

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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.