Home / 14,394.86-21,560.99-6,983.72

Finding the Fourth Proportional to 14,394.86, 21,560.99 and 6,983.72

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Solution

The fourth proportional to 14,394.86, 21,560.99 and 6,983.72 is: 10,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.86 : 21,560.99 = 6,983.72 : x
  2. Step 2: Convert to fraction form
    14,394.86/21,560.99 = 6,983.72/x
  3. Step 3: Cross multiply
    14,394.86x = 21,560.99 × 6,983.72
  4. Step 4: Simplify right side
    14,394.86x = 150,575,855.21
  5. Step 5: Solve for x
    x = 150,575,855.21/14,394.86
  6. Step 6: Final answer
    x = 10,460.39

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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.