Home / 16,579.77-22,887.17-9,866.03

Finding the Fourth Proportional to 16,579.77, 22,887.17 and 9,866.03

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Solution

The fourth proportional to 16,579.77, 22,887.17 and 9,866.03 is: 13,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,579.77 : 22,887.17 = 9,866.03 : x
  2. Step 2: Convert to fraction form
    16,579.77/22,887.17 = 9,866.03/x
  3. Step 3: Cross multiply
    16,579.77x = 22,887.17 × 9,866.03
  4. Step 4: Simplify right side
    16,579.77x = 225,805,342.07
  5. Step 5: Solve for x
    x = 225,805,342.07/16,579.77
  6. Step 6: Final answer
    x = 13,619.33

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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.