Home / 55,613.44-76,771.12-35,496.64

Finding the Fourth Proportional to 55,613.44, 76,771.12 and 35,496.64

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Solution

The fourth proportional to 55,613.44, 76,771.12 and 35,496.64 is: 49,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613.44 : 76,771.12 = 35,496.64 : x
  2. Step 2: Convert to fraction form
    55,613.44/76,771.12 = 35,496.64/x
  3. Step 3: Cross multiply
    55,613.44x = 76,771.12 × 35,496.64
  4. Step 4: Simplify right side
    55,613.44x = 2,725,116,809.04
  5. Step 5: Solve for x
    x = 2,725,116,809.04/55,613.44
  6. Step 6: Final answer
    x = 49,001.05

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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.