Home / 15,866.70-21,914.73-10,552.02

Finding the Fourth Proportional to 15,866.70, 21,914.73 and 10,552.02

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Solution

The fourth proportional to 15,866.70, 21,914.73 and 10,552.02 is: 14,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866.70 : 21,914.73 = 10,552.02 : x
  2. Step 2: Convert to fraction form
    15,866.70/21,914.73 = 10,552.02/x
  3. Step 3: Cross multiply
    15,866.70x = 21,914.73 × 10,552.02
  4. Step 4: Simplify right side
    15,866.70x = 231,244,669.25
  5. Step 5: Solve for x
    x = 231,244,669.25/15,866.70
  6. Step 6: Final answer
    x = 14,574.21

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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.