Home / 45,185.96-67,752.72-17,108.18

Finding the Fourth Proportional to 45,185.96, 67,752.72 and 17,108.18

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Solution

The fourth proportional to 45,185.96, 67,752.72 and 17,108.18 is: 25,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,185.96 : 67,752.72 = 17,108.18 : x
  2. Step 2: Convert to fraction form
    45,185.96/67,752.72 = 17,108.18/x
  3. Step 3: Cross multiply
    45,185.96x = 67,752.72 × 17,108.18
  4. Step 4: Simplify right side
    45,185.96x = 1,159,125,729.25
  5. Step 5: Solve for x
    x = 1,159,125,729.25/45,185.96
  6. Step 6: Final answer
    x = 25,652.34

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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.