Home / 13,849.24-19,116.87-8,184.01

Finding the Fourth Proportional to 13,849.24, 19,116.87 and 8,184.01

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Solution

The fourth proportional to 13,849.24, 19,116.87 and 8,184.01 is: 11,296.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,849.24 : 19,116.87 = 8,184.01 : x
  2. Step 2: Convert to fraction form
    13,849.24/19,116.87 = 8,184.01/x
  3. Step 3: Cross multiply
    13,849.24x = 19,116.87 × 8,184.01
  4. Step 4: Simplify right side
    13,849.24x = 156,452,518.74
  5. Step 5: Solve for x
    x = 156,452,518.74/13,849.24
  6. Step 6: Final answer
    x = 11,296.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.