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Finding the Fourth Proportional to 33,339.71, 46,009.79 and 18,232.11

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Solution

The fourth proportional to 33,339.71, 46,009.79 and 18,232.11 is: 25,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,339.71 : 46,009.79 = 18,232.11 : x
  2. Step 2: Convert to fraction form
    33,339.71/46,009.79 = 18,232.11/x
  3. Step 3: Cross multiply
    33,339.71x = 46,009.79 × 18,232.11
  4. Step 4: Simplify right side
    33,339.71x = 838,855,461.20
  5. Step 5: Solve for x
    x = 838,855,461.20/33,339.71
  6. Step 6: Final answer
    x = 25,160.85

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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.