Home / 23,313.83-32,172.66-13,242.15

Finding the Fourth Proportional to 23,313.83, 32,172.66 and 13,242.15

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Solution

The fourth proportional to 23,313.83, 32,172.66 and 13,242.15 is: 18,273.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.83 : 32,172.66 = 13,242.15 : x
  2. Step 2: Convert to fraction form
    23,313.83/32,172.66 = 13,242.15/x
  3. Step 3: Cross multiply
    23,313.83x = 32,172.66 × 13,242.15
  4. Step 4: Simplify right side
    23,313.83x = 426,035,189.62
  5. Step 5: Solve for x
    x = 426,035,189.62/23,313.83
  6. Step 6: Final answer
    x = 18,273.93

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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.