Home / 13,086.21-19,632.14-4,199.46

Finding the Fourth Proportional to 13,086.21, 19,632.14 and 4,199.46

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Solution

The fourth proportional to 13,086.21, 19,632.14 and 4,199.46 is: 6,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086.21 : 19,632.14 = 4,199.46 : x
  2. Step 2: Convert to fraction form
    13,086.21/19,632.14 = 4,199.46/x
  3. Step 3: Cross multiply
    13,086.21x = 19,632.14 × 4,199.46
  4. Step 4: Simplify right side
    13,086.21x = 82,444,386.64
  5. Step 5: Solve for x
    x = 82,444,386.64/13,086.21
  6. Step 6: Final answer
    x = 6,300.10

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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.