Home / 11,237.23-16,772.51-9,729.51

Finding the Fourth Proportional to 11,237.23, 16,772.51 and 9,729.51

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Solution

The fourth proportional to 11,237.23, 16,772.51 and 9,729.51 is: 14,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.23 : 16,772.51 = 9,729.51 : x
  2. Step 2: Convert to fraction form
    11,237.23/16,772.51 = 9,729.51/x
  3. Step 3: Cross multiply
    11,237.23x = 16,772.51 × 9,729.51
  4. Step 4: Simplify right side
    11,237.23x = 163,188,371.69
  5. Step 5: Solve for x
    x = 163,188,371.69/11,237.23
  6. Step 6: Final answer
    x = 14,522.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.