Home / 23,349.72-32,225.40-13,279.68

Finding the Fourth Proportional to 23,349.72, 32,225.40 and 13,279.68

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Solution

The fourth proportional to 23,349.72, 32,225.40 and 13,279.68 is: 18,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,349.72 : 32,225.40 = 13,279.68 : x
  2. Step 2: Convert to fraction form
    23,349.72/32,225.40 = 13,279.68/x
  3. Step 3: Cross multiply
    23,349.72x = 32,225.40 × 13,279.68
  4. Step 4: Simplify right side
    23,349.72x = 427,942,999.87
  5. Step 5: Solve for x
    x = 427,942,999.87/23,349.72
  6. Step 6: Final answer
    x = 18,327.54

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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.