Home / 23,427.84-32,333.12-13,080.64

Finding the Fourth Proportional to 23,427.84, 32,333.12 and 13,080.64

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Solution

The fourth proportional to 23,427.84, 32,333.12 and 13,080.64 is: 18,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.84 : 32,333.12 = 13,080.64 : x
  2. Step 2: Convert to fraction form
    23,427.84/32,333.12 = 13,080.64/x
  3. Step 3: Cross multiply
    23,427.84x = 32,333.12 × 13,080.64
  4. Step 4: Simplify right side
    23,427.84x = 422,937,902.80
  5. Step 5: Solve for x
    x = 422,937,902.80/23,427.84
  6. Step 6: Final answer
    x = 18,052.79

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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.