Home / 37,316.88-55,969.20-11,015.55

Finding the Fourth Proportional to 37,316.88, 55,969.20 and 11,015.55

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Solution

The fourth proportional to 37,316.88, 55,969.20 and 11,015.55 is: 16,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,316.88 : 55,969.20 = 11,015.55 : x
  2. Step 2: Convert to fraction form
    37,316.88/55,969.20 = 11,015.55/x
  3. Step 3: Cross multiply
    37,316.88x = 55,969.20 × 11,015.55
  4. Step 4: Simplify right side
    37,316.88x = 616,531,521.06
  5. Step 5: Solve for x
    x = 616,531,521.06/37,316.88
  6. Step 6: Final answer
    x = 16,521.52

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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.