Home / 23,223.79-32,062.13-15,289.09

Finding the Fourth Proportional to 23,223.79, 32,062.13 and 15,289.09

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Solution

The fourth proportional to 23,223.79, 32,062.13 and 15,289.09 is: 21,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,223.79 : 32,062.13 = 15,289.09 : x
  2. Step 2: Convert to fraction form
    23,223.79/32,062.13 = 15,289.09/x
  3. Step 3: Cross multiply
    23,223.79x = 32,062.13 × 15,289.09
  4. Step 4: Simplify right side
    23,223.79x = 490,200,791.16
  5. Step 5: Solve for x
    x = 490,200,791.16/23,223.79
  6. Step 6: Final answer
    x = 21,107.70

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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.