Home / 14,120.25-21,262.93-10,448.34

Finding the Fourth Proportional to 14,120.25, 21,262.93 and 10,448.34

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Solution

The fourth proportional to 14,120.25, 21,262.93 and 10,448.34 is: 15,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.25 : 21,262.93 = 10,448.34 : x
  2. Step 2: Convert to fraction form
    14,120.25/21,262.93 = 10,448.34/x
  3. Step 3: Cross multiply
    14,120.25x = 21,262.93 × 10,448.34
  4. Step 4: Simplify right side
    14,120.25x = 222,162,322.04
  5. Step 5: Solve for x
    x = 222,162,322.04/14,120.25
  6. Step 6: Final answer
    x = 15,733.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.