Home / 37,950.85-52,372.93-20,955.12

Finding the Fourth Proportional to 37,950.85, 52,372.93 and 20,955.12

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Solution

The fourth proportional to 37,950.85, 52,372.93 and 20,955.12 is: 28,918.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,950.85 : 52,372.93 = 20,955.12 : x
  2. Step 2: Convert to fraction form
    37,950.85/52,372.93 = 20,955.12/x
  3. Step 3: Cross multiply
    37,950.85x = 52,372.93 × 20,955.12
  4. Step 4: Simplify right side
    37,950.85x = 1,097,480,928.13
  5. Step 5: Solve for x
    x = 1,097,480,928.13/37,950.85
  6. Step 6: Final answer
    x = 28,918.48

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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.