Home / 65,523.36-98,262.48-18,763.68

Finding the Fourth Proportional to 65,523.36, 98,262.48 and 18,763.68

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Solution

The fourth proportional to 65,523.36, 98,262.48 and 18,763.68 is: 28,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,523.36 : 98,262.48 = 18,763.68 : x
  2. Step 2: Convert to fraction form
    65,523.36/98,262.48 = 18,763.68/x
  3. Step 3: Cross multiply
    65,523.36x = 98,262.48 × 18,763.68
  4. Step 4: Simplify right side
    65,523.36x = 1,843,765,730.73
  5. Step 5: Solve for x
    x = 1,843,765,730.73/65,523.36
  6. Step 6: Final answer
    x = 28,139.06

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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.