Home / 23,348.72-32,222.21-13,278.94

Finding the Fourth Proportional to 23,348.72, 32,222.21 and 13,278.94

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Solution

The fourth proportional to 23,348.72, 32,222.21 and 13,278.94 is: 18,325.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,348.72 : 32,222.21 = 13,278.94 : x
  2. Step 2: Convert to fraction form
    23,348.72/32,222.21 = 13,278.94/x
  3. Step 3: Cross multiply
    23,348.72x = 32,222.21 × 13,278.94
  4. Step 4: Simplify right side
    23,348.72x = 427,876,646.31
  5. Step 5: Solve for x
    x = 427,876,646.31/23,348.72
  6. Step 6: Final answer
    x = 18,325.48

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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.