Home / 65,455.67-98,181.54-18,073.66

Finding the Fourth Proportional to 65,455.67, 98,181.54 and 18,073.66

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Solution

The fourth proportional to 65,455.67, 98,181.54 and 18,073.66 is: 27,109.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,455.67 : 98,181.54 = 18,073.66 : x
  2. Step 2: Convert to fraction form
    65,455.67/98,181.54 = 18,073.66/x
  3. Step 3: Cross multiply
    65,455.67x = 98,181.54 × 18,073.66
  4. Step 4: Simplify right side
    65,455.67x = 1,774,499,772.24
  5. Step 5: Solve for x
    x = 1,774,499,772.24/65,455.67
  6. Step 6: Final answer
    x = 27,109.95

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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.