Home / 37,037.35-51,111.56-20,908.07

Finding the Fourth Proportional to 37,037.35, 51,111.56 and 20,908.07

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Solution

The fourth proportional to 37,037.35, 51,111.56 and 20,908.07 is: 28,853.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.35 : 51,111.56 = 20,908.07 : x
  2. Step 2: Convert to fraction form
    37,037.35/51,111.56 = 20,908.07/x
  3. Step 3: Cross multiply
    37,037.35x = 51,111.56 × 20,908.07
  4. Step 4: Simplify right side
    37,037.35x = 1,068,644,232.56
  5. Step 5: Solve for x
    x = 1,068,644,232.56/37,037.35
  6. Step 6: Final answer
    x = 28,853.15

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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.