Home / 37,986.85-56,988.47-20,452.60

Finding the Fourth Proportional to 37,986.85, 56,988.47 and 20,452.60

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Solution

The fourth proportional to 37,986.85, 56,988.47 and 20,452.60 is: 30,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.85 : 56,988.47 = 20,452.60 : x
  2. Step 2: Convert to fraction form
    37,986.85/56,988.47 = 20,452.60/x
  3. Step 3: Cross multiply
    37,986.85x = 56,988.47 × 20,452.60
  4. Step 4: Simplify right side
    37,986.85x = 1,165,562,381.52
  5. Step 5: Solve for x
    x = 1,165,562,381.52/37,986.85
  6. Step 6: Final answer
    x = 30,683.31

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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.