Home / 23,286.96-32,130.54-13,213.13

Finding the Fourth Proportional to 23,286.96, 32,130.54 and 13,213.13

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Solution

The fourth proportional to 23,286.96, 32,130.54 and 13,213.13 is: 18,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.96 : 32,130.54 = 13,213.13 : x
  2. Step 2: Convert to fraction form
    23,286.96/32,130.54 = 13,213.13/x
  3. Step 3: Cross multiply
    23,286.96x = 32,130.54 × 13,213.13
  4. Step 4: Simplify right side
    23,286.96x = 424,544,841.34
  5. Step 5: Solve for x
    x = 424,544,841.34/23,286.96
  6. Step 6: Final answer
    x = 18,231.01

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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.