Home / 21,326.44-29,429.22-12,373.24

Finding the Fourth Proportional to 21,326.44, 29,429.22 and 12,373.24

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Solution

The fourth proportional to 21,326.44, 29,429.22 and 12,373.24 is: 17,074.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,326.44 : 29,429.22 = 12,373.24 : x
  2. Step 2: Convert to fraction form
    21,326.44/29,429.22 = 12,373.24/x
  3. Step 3: Cross multiply
    21,326.44x = 29,429.22 × 12,373.24
  4. Step 4: Simplify right side
    21,326.44x = 364,134,802.07
  5. Step 5: Solve for x
    x = 364,134,802.07/21,326.44
  6. Step 6: Final answer
    x = 17,074.34

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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.