Home / 19,349.66-26,708.37-12,623.42

Finding the Fourth Proportional to 19,349.66, 26,708.37 and 12,623.42

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Solution

The fourth proportional to 19,349.66, 26,708.37 and 12,623.42 is: 17,424.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.66 : 26,708.37 = 12,623.42 : x
  2. Step 2: Convert to fraction form
    19,349.66/26,708.37 = 12,623.42/x
  3. Step 3: Cross multiply
    19,349.66x = 26,708.37 × 12,623.42
  4. Step 4: Simplify right side
    19,349.66x = 337,150,972.03
  5. Step 5: Solve for x
    x = 337,150,972.03/19,349.66
  6. Step 6: Final answer
    x = 17,424.13

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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.