Home / 21,472.26-32,209.40-17,717.07

Finding the Fourth Proportional to 21,472.26, 32,209.40 and 17,717.07

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Solution

The fourth proportional to 21,472.26, 32,209.40 and 17,717.07 is: 26,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,472.26 : 32,209.40 = 17,717.07 : x
  2. Step 2: Convert to fraction form
    21,472.26/32,209.40 = 17,717.07/x
  3. Step 3: Cross multiply
    21,472.26x = 32,209.40 × 17,717.07
  4. Step 4: Simplify right side
    21,472.26x = 570,656,274.98
  5. Step 5: Solve for x
    x = 570,656,274.98/21,472.26
  6. Step 6: Final answer
    x = 26,576.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.