Home / 37,476.06-51,716.36-20,479.92

Finding the Fourth Proportional to 37,476.06, 51,716.36 and 20,479.92

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Solution

The fourth proportional to 37,476.06, 51,716.36 and 20,479.92 is: 28,261.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,476.06 : 51,716.36 = 20,479.92 : x
  2. Step 2: Convert to fraction form
    37,476.06/51,716.36 = 20,479.92/x
  3. Step 3: Cross multiply
    37,476.06x = 51,716.36 × 20,479.92
  4. Step 4: Simplify right side
    37,476.06x = 1,059,146,915.49
  5. Step 5: Solve for x
    x = 1,059,146,915.49/37,476.06
  6. Step 6: Final answer
    x = 28,261.96

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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.