Home / 37,376.53-51,580.01-20,380.63

Finding the Fourth Proportional to 37,376.53, 51,580.01 and 20,380.63

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Solution

The fourth proportional to 37,376.53, 51,580.01 and 20,380.63 is: 28,125.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,376.53 : 51,580.01 = 20,380.63 : x
  2. Step 2: Convert to fraction form
    37,376.53/51,580.01 = 20,380.63/x
  3. Step 3: Cross multiply
    37,376.53x = 51,580.01 × 20,380.63
  4. Step 4: Simplify right side
    37,376.53x = 1,051,233,099.21
  5. Step 5: Solve for x
    x = 1,051,233,099.21/37,376.53
  6. Step 6: Final answer
    x = 28,125.49

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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.