Home / 19,645.94-29,468.64-8,552.39

Finding the Fourth Proportional to 19,645.94, 29,468.64 and 8,552.39

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Solution

The fourth proportional to 19,645.94, 29,468.64 and 8,552.39 is: 12,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,645.94 : 29,468.64 = 8,552.39 : x
  2. Step 2: Convert to fraction form
    19,645.94/29,468.64 = 8,552.39/x
  3. Step 3: Cross multiply
    19,645.94x = 29,468.64 × 8,552.39
  4. Step 4: Simplify right side
    19,645.94x = 252,027,154.71
  5. Step 5: Solve for x
    x = 252,027,154.71/19,645.94
  6. Step 6: Final answer
    x = 12,828.46

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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.