Home / 37,777.30-56,709.60-20,281.30

Finding the Fourth Proportional to 37,777.30, 56,709.60 and 20,281.30

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Solution

The fourth proportional to 37,777.30, 56,709.60 and 20,281.30 is: 30,445.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,777.30 : 56,709.60 = 20,281.30 : x
  2. Step 2: Convert to fraction form
    37,777.30/56,709.60 = 20,281.30/x
  3. Step 3: Cross multiply
    37,777.30x = 56,709.60 × 20,281.30
  4. Step 4: Simplify right side
    37,777.30x = 1,150,144,410.48
  5. Step 5: Solve for x
    x = 1,150,144,410.48/37,777.30
  6. Step 6: Final answer
    x = 30,445.38

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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.