Home / 19,372.91-26,650.72-16,972.07

Finding the Fourth Proportional to 19,372.91, 26,650.72 and 16,972.07

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Solution

The fourth proportional to 19,372.91, 26,650.72 and 16,972.07 is: 23,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.91 : 26,650.72 = 16,972.07 : x
  2. Step 2: Convert to fraction form
    19,372.91/26,650.72 = 16,972.07/x
  3. Step 3: Cross multiply
    19,372.91x = 26,650.72 × 16,972.07
  4. Step 4: Simplify right side
    19,372.91x = 452,317,885.39
  5. Step 5: Solve for x
    x = 452,317,885.39/19,372.91
  6. Step 6: Final answer
    x = 23,347.96

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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.