Home / 14,223.71-21,326.43-5,909.47

Finding the Fourth Proportional to 14,223.71, 21,326.43 and 5,909.47

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Solution

The fourth proportional to 14,223.71, 21,326.43 and 5,909.47 is: 8,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.71 : 21,326.43 = 5,909.47 : x
  2. Step 2: Convert to fraction form
    14,223.71/21,326.43 = 5,909.47/x
  3. Step 3: Cross multiply
    14,223.71x = 21,326.43 × 5,909.47
  4. Step 4: Simplify right side
    14,223.71x = 126,027,898.29
  5. Step 5: Solve for x
    x = 126,027,898.29/14,223.71
  6. Step 6: Final answer
    x = 8,860.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.