Home / 37,452.96-51,683.28-20,685.60

Finding the Fourth Proportional to 37,452.96, 51,683.28 and 20,685.60

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Solution

The fourth proportional to 37,452.96, 51,683.28 and 20,685.60 is: 28,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,452.96 : 51,683.28 = 20,685.60 : x
  2. Step 2: Convert to fraction form
    37,452.96/51,683.28 = 20,685.60/x
  3. Step 3: Cross multiply
    37,452.96x = 51,683.28 × 20,685.60
  4. Step 4: Simplify right side
    37,452.96x = 1,069,099,656.77
  5. Step 5: Solve for x
    x = 1,069,099,656.77/37,452.96
  6. Step 6: Final answer
    x = 28,545.13

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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.