Home / 33,590.18-46,335.20-20,993.06

Finding the Fourth Proportional to 33,590.18, 46,335.20 and 20,993.06

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Solution

The fourth proportional to 33,590.18, 46,335.20 and 20,993.06 is: 28,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,590.18 : 46,335.20 = 20,993.06 : x
  2. Step 2: Convert to fraction form
    33,590.18/46,335.20 = 20,993.06/x
  3. Step 3: Cross multiply
    33,590.18x = 46,335.20 × 20,993.06
  4. Step 4: Simplify right side
    33,590.18x = 972,717,633.71
  5. Step 5: Solve for x
    x = 972,717,633.71/33,590.18
  6. Step 6: Final answer
    x = 28,958.39

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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.