Home / 23,128.88-34,670.48-9,080.08

Finding the Fourth Proportional to 23,128.88, 34,670.48 and 9,080.08

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Solution

The fourth proportional to 23,128.88, 34,670.48 and 9,080.08 is: 13,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.88 : 34,670.48 = 9,080.08 : x
  2. Step 2: Convert to fraction form
    23,128.88/34,670.48 = 9,080.08/x
  3. Step 3: Cross multiply
    23,128.88x = 34,670.48 × 9,080.08
  4. Step 4: Simplify right side
    23,128.88x = 314,810,732.04
  5. Step 5: Solve for x
    x = 314,810,732.04/23,128.88
  6. Step 6: Final answer
    x = 13,611.15

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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.