Home / 65,657.06-90,605.18-36,585.22

Finding the Fourth Proportional to 65,657.06, 90,605.18 and 36,585.22

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Solution

The fourth proportional to 65,657.06, 90,605.18 and 36,585.22 is: 50,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,657.06 : 90,605.18 = 36,585.22 : x
  2. Step 2: Convert to fraction form
    65,657.06/90,605.18 = 36,585.22/x
  3. Step 3: Cross multiply
    65,657.06x = 90,605.18 × 36,585.22
  4. Step 4: Simplify right side
    65,657.06x = 3,314,810,443.44
  5. Step 5: Solve for x
    x = 3,314,810,443.44/65,657.06
  6. Step 6: Final answer
    x = 50,486.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.