Home / 13,108.58-19,662.90-4,341.14

Finding the Fourth Proportional to 13,108.58, 19,662.90 and 4,341.14

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Solution

The fourth proportional to 13,108.58, 19,662.90 and 4,341.14 is: 6,511.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108.58 : 19,662.90 = 4,341.14 : x
  2. Step 2: Convert to fraction form
    13,108.58/19,662.90 = 4,341.14/x
  3. Step 3: Cross multiply
    13,108.58x = 19,662.90 × 4,341.14
  4. Step 4: Simplify right side
    13,108.58x = 85,359,401.71
  5. Step 5: Solve for x
    x = 85,359,401.71/13,108.58
  6. Step 6: Final answer
    x = 6,511.72

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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.