Home / 16,531.44-22,828.95-11,509.39

Finding the Fourth Proportional to 16,531.44, 22,828.95 and 11,509.39

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Solution

The fourth proportional to 16,531.44, 22,828.95 and 11,509.39 is: 15,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.44 : 22,828.95 = 11,509.39 : x
  2. Step 2: Convert to fraction form
    16,531.44/22,828.95 = 11,509.39/x
  3. Step 3: Cross multiply
    16,531.44x = 22,828.95 × 11,509.39
  4. Step 4: Simplify right side
    16,531.44x = 262,747,288.84
  5. Step 5: Solve for x
    x = 262,747,288.84/16,531.44
  6. Step 6: Final answer
    x = 15,893.79

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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.