Home / 23,690.72-32,690.39-14,131.13

Finding the Fourth Proportional to 23,690.72, 32,690.39 and 14,131.13

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Solution

The fourth proportional to 23,690.72, 32,690.39 and 14,131.13 is: 19,499.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.72 : 32,690.39 = 14,131.13 : x
  2. Step 2: Convert to fraction form
    23,690.72/32,690.39 = 14,131.13/x
  3. Step 3: Cross multiply
    23,690.72x = 32,690.39 × 14,131.13
  4. Step 4: Simplify right side
    23,690.72x = 461,951,916.73
  5. Step 5: Solve for x
    x = 461,951,916.73/23,690.72
  6. Step 6: Final answer
    x = 19,499.28

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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.