Home / 65,454.67-98,180.04-18,072.66

Finding the Fourth Proportional to 65,454.67, 98,180.04 and 18,072.66

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Solution

The fourth proportional to 65,454.67, 98,180.04 and 18,072.66 is: 27,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,454.67 : 98,180.04 = 18,072.66 : x
  2. Step 2: Convert to fraction form
    65,454.67/98,180.04 = 18,072.66/x
  3. Step 3: Cross multiply
    65,454.67x = 98,180.04 × 18,072.66
  4. Step 4: Simplify right side
    65,454.67x = 1,774,374,481.71
  5. Step 5: Solve for x
    x = 1,774,374,481.71/65,454.67
  6. Step 6: Final answer
    x = 27,108.45

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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.