Home / 14,677.88-22,018.78-4,289.48

Finding the Fourth Proportional to 14,677.88, 22,018.78 and 4,289.48

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Solution

The fourth proportional to 14,677.88, 22,018.78 and 4,289.48 is: 6,434.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.88 : 22,018.78 = 4,289.48 : x
  2. Step 2: Convert to fraction form
    14,677.88/22,018.78 = 4,289.48/x
  3. Step 3: Cross multiply
    14,677.88x = 22,018.78 × 4,289.48
  4. Step 4: Simplify right side
    14,677.88x = 94,449,116.43
  5. Step 5: Solve for x
    x = 94,449,116.43/14,677.88
  6. Step 6: Final answer
    x = 6,434.79

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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.