Home / 37,347.96-51,538.38-20,580.60

Finding the Fourth Proportional to 37,347.96, 51,538.38 and 20,580.60

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Solution

The fourth proportional to 37,347.96, 51,538.38 and 20,580.60 is: 28,400.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,347.96 : 51,538.38 = 20,580.60 : x
  2. Step 2: Convert to fraction form
    37,347.96/51,538.38 = 20,580.60/x
  3. Step 3: Cross multiply
    37,347.96x = 51,538.38 × 20,580.60
  4. Step 4: Simplify right side
    37,347.96x = 1,060,690,783.43
  5. Step 5: Solve for x
    x = 1,060,690,783.43/37,347.96
  6. Step 6: Final answer
    x = 28,400.23

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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.