Home / 37,519.56-51,777.90-20,525.40

Finding the Fourth Proportional to 37,519.56, 51,777.90 and 20,525.40

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Solution

The fourth proportional to 37,519.56, 51,777.90 and 20,525.40 is: 28,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,519.56 : 51,777.90 = 20,525.40 : x
  2. Step 2: Convert to fraction form
    37,519.56/51,777.90 = 20,525.40/x
  3. Step 3: Cross multiply
    37,519.56x = 51,777.90 × 20,525.40
  4. Step 4: Simplify right side
    37,519.56x = 1,062,762,108.66
  5. Step 5: Solve for x
    x = 1,062,762,108.66/37,519.56
  6. Step 6: Final answer
    x = 28,325.55

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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.