Home / 37,039.12-51,113.59-20,042.99

Finding the Fourth Proportional to 37,039.12, 51,113.59 and 20,042.99

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Solution

The fourth proportional to 37,039.12, 51,113.59 and 20,042.99 is: 27,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,039.12 : 51,113.59 = 20,042.99 : x
  2. Step 2: Convert to fraction form
    37,039.12/51,113.59 = 20,042.99/x
  3. Step 3: Cross multiply
    37,039.12x = 51,113.59 × 20,042.99
  4. Step 4: Simplify right side
    37,039.12x = 1,024,468,867.56
  5. Step 5: Solve for x
    x = 1,024,468,867.56/37,039.12
  6. Step 6: Final answer
    x = 27,659.11

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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.