Home / 37,429.40-51,652.66-20,433.65

Finding the Fourth Proportional to 37,429.40, 51,652.66 and 20,433.65

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Solution

The fourth proportional to 37,429.40, 51,652.66 and 20,433.65 is: 28,198.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,429.40 : 51,652.66 = 20,433.65 : x
  2. Step 2: Convert to fraction form
    37,429.40/51,652.66 = 20,433.65/x
  3. Step 3: Cross multiply
    37,429.40x = 51,652.66 × 20,433.65
  4. Step 4: Simplify right side
    37,429.40x = 1,055,452,376.01
  5. Step 5: Solve for x
    x = 1,055,452,376.01/37,429.40
  6. Step 6: Final answer
    x = 28,198.49

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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.