Home / 67,084.71-100,630.55-17,165.26

Finding the Fourth Proportional to 67,084.71, 100,630.55 and 17,165.26

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Solution

The fourth proportional to 67,084.71, 100,630.55 and 17,165.26 is: 25,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,084.71 : 100,630.55 = 17,165.26 : x
  2. Step 2: Convert to fraction form
    67,084.71/100,630.55 = 17,165.26/x
  3. Step 3: Cross multiply
    67,084.71x = 100,630.55 × 17,165.26
  4. Step 4: Simplify right side
    67,084.71x = 1,727,349,554.69
  5. Step 5: Solve for x
    x = 1,727,349,554.69/67,084.71
  6. Step 6: Final answer
    x = 25,748.78

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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.