Home / 13,482.98-20,217.15-6,078.77

Finding the Fourth Proportional to 13,482.98, 20,217.15 and 6,078.77

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Solution

The fourth proportional to 13,482.98, 20,217.15 and 6,078.77 is: 9,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482.98 : 20,217.15 = 6,078.77 : x
  2. Step 2: Convert to fraction form
    13,482.98/20,217.15 = 6,078.77/x
  3. Step 3: Cross multiply
    13,482.98x = 20,217.15 × 6,078.77
  4. Step 4: Simplify right side
    13,482.98x = 122,895,303.82
  5. Step 5: Solve for x
    x = 122,895,303.82/13,482.98
  6. Step 6: Final answer
    x = 9,114.85

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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.