Home / 13,303.04-19,954.45-5,511.85

Finding the Fourth Proportional to 13,303.04, 19,954.45 and 5,511.85

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Solution

The fourth proportional to 13,303.04, 19,954.45 and 5,511.85 is: 8,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.04 : 19,954.45 = 5,511.85 : x
  2. Step 2: Convert to fraction form
    13,303.04/19,954.45 = 5,511.85/x
  3. Step 3: Cross multiply
    13,303.04x = 19,954.45 × 5,511.85
  4. Step 4: Simplify right side
    13,303.04x = 109,985,892.24
  5. Step 5: Solve for x
    x = 109,985,892.24/13,303.04
  6. Step 6: Final answer
    x = 8,267.73

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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.