Home / 15,755.95-23,611.65-8,739.06

Finding the Fourth Proportional to 15,755.95, 23,611.65 and 8,739.06

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Solution

The fourth proportional to 15,755.95, 23,611.65 and 8,739.06 is: 13,096.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.95 : 23,611.65 = 8,739.06 : x
  2. Step 2: Convert to fraction form
    15,755.95/23,611.65 = 8,739.06/x
  3. Step 3: Cross multiply
    15,755.95x = 23,611.65 × 8,739.06
  4. Step 4: Simplify right side
    15,755.95x = 206,343,507.99
  5. Step 5: Solve for x
    x = 206,343,507.99/15,755.95
  6. Step 6: Final answer
    x = 13,096.23

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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.