Home / 55,316.40-76,343.49-33,801.72

Finding the Fourth Proportional to 55,316.40, 76,343.49 and 33,801.72

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Solution

The fourth proportional to 55,316.40, 76,343.49 and 33,801.72 is: 46,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316.40 : 76,343.49 = 33,801.72 : x
  2. Step 2: Convert to fraction form
    55,316.40/76,343.49 = 33,801.72/x
  3. Step 3: Cross multiply
    55,316.40x = 76,343.49 × 33,801.72
  4. Step 4: Simplify right side
    55,316.40x = 2,580,541,272.80
  5. Step 5: Solve for x
    x = 2,580,541,272.80/55,316.40
  6. Step 6: Final answer
    x = 46,650.56

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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.