Home / 13,070.11-19,604.99-3,209.35

Finding the Fourth Proportional to 13,070.11, 19,604.99 and 3,209.35

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Solution

The fourth proportional to 13,070.11, 19,604.99 and 3,209.35 is: 4,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070.11 : 19,604.99 = 3,209.35 : x
  2. Step 2: Convert to fraction form
    13,070.11/19,604.99 = 3,209.35/x
  3. Step 3: Cross multiply
    13,070.11x = 19,604.99 × 3,209.35
  4. Step 4: Simplify right side
    13,070.11x = 62,919,258.61
  5. Step 5: Solve for x
    x = 62,919,258.61/13,070.11
  6. Step 6: Final answer
    x = 4,813.98

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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.