Home / 16,326.88-22,531.56-9,953.84

Finding the Fourth Proportional to 16,326.88, 22,531.56 and 9,953.84

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Solution

The fourth proportional to 16,326.88, 22,531.56 and 9,953.84 is: 13,736.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,326.88 : 22,531.56 = 9,953.84 : x
  2. Step 2: Convert to fraction form
    16,326.88/22,531.56 = 9,953.84/x
  3. Step 3: Cross multiply
    16,326.88x = 22,531.56 × 9,953.84
  4. Step 4: Simplify right side
    16,326.88x = 224,275,543.19
  5. Step 5: Solve for x
    x = 224,275,543.19/16,326.88
  6. Step 6: Final answer
    x = 13,736.58

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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.