Home / 33,339.50-46,009.72-18,231.28

Finding the Fourth Proportional to 33,339.50, 46,009.72 and 18,231.28

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Solution

The fourth proportional to 33,339.50, 46,009.72 and 18,231.28 is: 25,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,339.50 : 46,009.72 = 18,231.28 : x
  2. Step 2: Convert to fraction form
    33,339.50/46,009.72 = 18,231.28/x
  3. Step 3: Cross multiply
    33,339.50x = 46,009.72 × 18,231.28
  4. Step 4: Simplify right side
    33,339.50x = 838,815,995.81
  5. Step 5: Solve for x
    x = 838,815,995.81/33,339.50
  6. Step 6: Final answer
    x = 25,159.83

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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.