Home / 23,274.13-32,121.60-13,205.07

Finding the Fourth Proportional to 23,274.13, 32,121.60 and 13,205.07

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Solution

The fourth proportional to 23,274.13, 32,121.60 and 13,205.07 is: 18,224.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,274.13 : 32,121.60 = 13,205.07 : x
  2. Step 2: Convert to fraction form
    23,274.13/32,121.60 = 13,205.07/x
  3. Step 3: Cross multiply
    23,274.13x = 32,121.60 × 13,205.07
  4. Step 4: Simplify right side
    23,274.13x = 424,167,976.51
  5. Step 5: Solve for x
    x = 424,167,976.51/23,274.13
  6. Step 6: Final answer
    x = 18,224.87

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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.