Home / 14,137.58-21,207.38-4,277.63

Finding the Fourth Proportional to 14,137.58, 21,207.38 and 4,277.63

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Solution

The fourth proportional to 14,137.58, 21,207.38 and 4,277.63 is: 6,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.58 : 21,207.38 = 4,277.63 : x
  2. Step 2: Convert to fraction form
    14,137.58/21,207.38 = 4,277.63/x
  3. Step 3: Cross multiply
    14,137.58x = 21,207.38 × 4,277.63
  4. Step 4: Simplify right side
    14,137.58x = 90,717,197.48
  5. Step 5: Solve for x
    x = 90,717,197.48/14,137.58
  6. Step 6: Final answer
    x = 6,416.74

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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.