Home / 45,646.07-68,469.11-17,188.37

Finding the Fourth Proportional to 45,646.07, 68,469.11 and 17,188.37

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Solution

The fourth proportional to 45,646.07, 68,469.11 and 17,188.37 is: 25,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,646.07 : 68,469.11 = 17,188.37 : x
  2. Step 2: Convert to fraction form
    45,646.07/68,469.11 = 17,188.37/x
  3. Step 3: Cross multiply
    45,646.07x = 68,469.11 × 17,188.37
  4. Step 4: Simplify right side
    45,646.07x = 1,176,871,967.96
  5. Step 5: Solve for x
    x = 1,176,871,967.96/45,646.07
  6. Step 6: Final answer
    x = 25,782.55

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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.