Home / 23,288.13-32,135.81-13,214.25

Finding the Fourth Proportional to 23,288.13, 32,135.81 and 13,214.25

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Solution

The fourth proportional to 23,288.13, 32,135.81 and 13,214.25 is: 18,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,288.13 : 32,135.81 = 13,214.25 : x
  2. Step 2: Convert to fraction form
    23,288.13/32,135.81 = 13,214.25/x
  3. Step 3: Cross multiply
    23,288.13x = 32,135.81 × 13,214.25
  4. Step 4: Simplify right side
    23,288.13x = 424,650,561.22
  5. Step 5: Solve for x
    x = 424,650,561.22/23,288.13
  6. Step 6: Final answer
    x = 18,234.64

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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.