Home / 33,430.20-46,133.39-18,322.56

Finding the Fourth Proportional to 33,430.20, 46,133.39 and 18,322.56

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Solution

The fourth proportional to 33,430.20, 46,133.39 and 18,322.56 is: 25,284.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,430.20 : 46,133.39 = 18,322.56 : x
  2. Step 2: Convert to fraction form
    33,430.20/46,133.39 = 18,322.56/x
  3. Step 3: Cross multiply
    33,430.20x = 46,133.39 × 18,322.56
  4. Step 4: Simplify right side
    33,430.20x = 845,281,714.67
  5. Step 5: Solve for x
    x = 845,281,714.67/33,430.20
  6. Step 6: Final answer
    x = 25,284.97

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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.