Home / 23,313.93-32,172.21-13,242.34

Finding the Fourth Proportional to 23,313.93, 32,172.21 and 13,242.34

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Solution

The fourth proportional to 23,313.93, 32,172.21 and 13,242.34 is: 18,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,313.93 : 32,172.21 = 13,242.34 : x
  2. Step 2: Convert to fraction form
    23,313.93/32,172.21 = 13,242.34/x
  3. Step 3: Cross multiply
    23,313.93x = 32,172.21 × 13,242.34
  4. Step 4: Simplify right side
    23,313.93x = 426,035,239.86
  5. Step 5: Solve for x
    x = 426,035,239.86/23,313.93
  6. Step 6: Final answer
    x = 18,273.85

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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.