Home / 23,828.39-32,880.81-13,760.08

Finding the Fourth Proportional to 23,828.39, 32,880.81 and 13,760.08

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Solution

The fourth proportional to 23,828.39, 32,880.81 and 13,760.08 is: 18,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,828.39 : 32,880.81 = 13,760.08 : x
  2. Step 2: Convert to fraction form
    23,828.39/32,880.81 = 13,760.08/x
  3. Step 3: Cross multiply
    23,828.39x = 32,880.81 × 13,760.08
  4. Step 4: Simplify right side
    23,828.39x = 452,442,576.06
  5. Step 5: Solve for x
    x = 452,442,576.06/23,828.39
  6. Step 6: Final answer
    x = 18,987.54

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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.