Home / 23,469.19-32,390.19-13,399.07

Finding the Fourth Proportional to 23,469.19, 32,390.19 and 13,399.07

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Solution

The fourth proportional to 23,469.19, 32,390.19 and 13,399.07 is: 18,492.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,469.19 : 32,390.19 = 13,399.07 : x
  2. Step 2: Convert to fraction form
    23,469.19/32,390.19 = 13,399.07/x
  3. Step 3: Cross multiply
    23,469.19x = 32,390.19 × 13,399.07
  4. Step 4: Simplify right side
    23,469.19x = 433,998,261.17
  5. Step 5: Solve for x
    x = 433,998,261.17/23,469.19
  6. Step 6: Final answer
    x = 18,492.26

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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.