Home / 66,846.71-100,270.28-16,926.77

Finding the Fourth Proportional to 66,846.71, 100,270.28 and 16,926.77

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Solution

The fourth proportional to 66,846.71, 100,270.28 and 16,926.77 is: 25,390.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,846.71 : 100,270.28 = 16,926.77 : x
  2. Step 2: Convert to fraction form
    66,846.71/100,270.28 = 16,926.77/x
  3. Step 3: Cross multiply
    66,846.71x = 100,270.28 × 16,926.77
  4. Step 4: Simplify right side
    66,846.71x = 1,697,252,260.39
  5. Step 5: Solve for x
    x = 1,697,252,260.39/66,846.71
  6. Step 6: Final answer
    x = 25,390.22

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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.