Home / 13,066.13-19,598.49-8,069.45

Finding the Fourth Proportional to 13,066.13, 19,598.49 and 8,069.45

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Solution

The fourth proportional to 13,066.13, 19,598.49 and 8,069.45 is: 12,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.13 : 19,598.49 = 8,069.45 : x
  2. Step 2: Convert to fraction form
    13,066.13/19,598.49 = 8,069.45/x
  3. Step 3: Cross multiply
    13,066.13x = 19,598.49 × 8,069.45
  4. Step 4: Simplify right side
    13,066.13x = 158,148,937.14
  5. Step 5: Solve for x
    x = 158,148,937.14/13,066.13
  6. Step 6: Final answer
    x = 12,103.73

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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.