Home / 13,907.08-20,859.98-4,046.12

Finding the Fourth Proportional to 13,907.08, 20,859.98 and 4,046.12

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Solution

The fourth proportional to 13,907.08, 20,859.98 and 4,046.12 is: 6,068.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907.08 : 20,859.98 = 4,046.12 : x
  2. Step 2: Convert to fraction form
    13,907.08/20,859.98 = 4,046.12/x
  3. Step 3: Cross multiply
    13,907.08x = 20,859.98 × 4,046.12
  4. Step 4: Simplify right side
    13,907.08x = 84,401,982.28
  5. Step 5: Solve for x
    x = 84,401,982.28/13,907.08
  6. Step 6: Final answer
    x = 6,068.99

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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.