Home / 37,069.20-55,579.23-20,437.20

Finding the Fourth Proportional to 37,069.20, 55,579.23 and 20,437.20

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Solution

The fourth proportional to 37,069.20, 55,579.23 and 20,437.20 is: 30,642.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,069.20 : 55,579.23 = 20,437.20 : x
  2. Step 2: Convert to fraction form
    37,069.20/55,579.23 = 20,437.20/x
  3. Step 3: Cross multiply
    37,069.20x = 55,579.23 × 20,437.20
  4. Step 4: Simplify right side
    37,069.20x = 1,135,883,839.36
  5. Step 5: Solve for x
    x = 1,135,883,839.36/37,069.20
  6. Step 6: Final answer
    x = 30,642.25

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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.