Home / 23,463.78-32,383.09-13,389.91

Finding the Fourth Proportional to 23,463.78, 32,383.09 and 13,389.91

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Solution

The fourth proportional to 23,463.78, 32,383.09 and 13,389.91 is: 18,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,463.78 : 32,383.09 = 13,389.91 : x
  2. Step 2: Convert to fraction form
    23,463.78/32,383.09 = 13,389.91/x
  3. Step 3: Cross multiply
    23,463.78x = 32,383.09 × 13,389.91
  4. Step 4: Simplify right side
    23,463.78x = 433,606,596.40
  5. Step 5: Solve for x
    x = 433,606,596.40/23,463.78
  6. Step 6: Final answer
    x = 18,479.83

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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.