Home / 33,657.12-46,445.76-20,046.24

Finding the Fourth Proportional to 33,657.12, 46,445.76 and 20,046.24

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Solution

The fourth proportional to 33,657.12, 46,445.76 and 20,046.24 is: 27,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,657.12 : 46,445.76 = 20,046.24 : x
  2. Step 2: Convert to fraction form
    33,657.12/46,445.76 = 20,046.24/x
  3. Step 3: Cross multiply
    33,657.12x = 46,445.76 × 20,046.24
  4. Step 4: Simplify right side
    33,657.12x = 931,062,851.94
  5. Step 5: Solve for x
    x = 931,062,851.94/33,657.12
  6. Step 6: Final answer
    x = 27,663.18

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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.