Home / 33,090.48-49,642.60-9,714.80

Finding the Fourth Proportional to 33,090.48, 49,642.60 and 9,714.80

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Solution

The fourth proportional to 33,090.48, 49,642.60 and 9,714.80 is: 14,574.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090.48 : 49,642.60 = 9,714.80 : x
  2. Step 2: Convert to fraction form
    33,090.48/49,642.60 = 9,714.80/x
  3. Step 3: Cross multiply
    33,090.48x = 49,642.60 × 9,714.80
  4. Step 4: Simplify right side
    33,090.48x = 482,267,930.48
  5. Step 5: Solve for x
    x = 482,267,930.48/33,090.48
  6. Step 6: Final answer
    x = 14,574.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.