Home / 37,372.61-51,574.18-20,376.86

Finding the Fourth Proportional to 37,372.61, 51,574.18 and 20,376.86

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Solution

The fourth proportional to 37,372.61, 51,574.18 and 20,376.86 is: 28,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,372.61 : 51,574.18 = 20,376.86 : x
  2. Step 2: Convert to fraction form
    37,372.61/51,574.18 = 20,376.86/x
  3. Step 3: Cross multiply
    37,372.61x = 51,574.18 × 20,376.86
  4. Step 4: Simplify right side
    37,372.61x = 1,050,919,845.47
  5. Step 5: Solve for x
    x = 1,050,919,845.47/37,372.61
  6. Step 6: Final answer
    x = 28,120.05

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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.