Home / 37,701.81-52,028.97-20,703.57

Finding the Fourth Proportional to 37,701.81, 52,028.97 and 20,703.57

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Solution

The fourth proportional to 37,701.81, 52,028.97 and 20,703.57 is: 28,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,701.81 : 52,028.97 = 20,703.57 : x
  2. Step 2: Convert to fraction form
    37,701.81/52,028.97 = 20,703.57/x
  3. Step 3: Cross multiply
    37,701.81x = 52,028.97 × 20,703.57
  4. Step 4: Simplify right side
    37,701.81x = 1,077,185,422.42
  5. Step 5: Solve for x
    x = 1,077,185,422.42/37,701.81
  6. Step 6: Final answer
    x = 28,571.19

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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.