Home / 23,820.12-35,729.46-9,031.32

Finding the Fourth Proportional to 23,820.12, 35,729.46 and 9,031.32

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Solution

The fourth proportional to 23,820.12, 35,729.46 and 9,031.32 is: 13,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.12 : 35,729.46 = 9,031.32 : x
  2. Step 2: Convert to fraction form
    23,820.12/35,729.46 = 9,031.32/x
  3. Step 3: Cross multiply
    23,820.12x = 35,729.46 × 9,031.32
  4. Step 4: Simplify right side
    23,820.12x = 322,684,186.69
  5. Step 5: Solve for x
    x = 322,684,186.69/23,820.12
  6. Step 6: Final answer
    x = 13,546.71

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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.