Home / 13,241.81-19,862.21-5,341.88

Finding the Fourth Proportional to 13,241.81, 19,862.21 and 5,341.88

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Solution

The fourth proportional to 13,241.81, 19,862.21 and 5,341.88 is: 8,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.81 : 19,862.21 = 5,341.88 : x
  2. Step 2: Convert to fraction form
    13,241.81/19,862.21 = 5,341.88/x
  3. Step 3: Cross multiply
    13,241.81x = 19,862.21 × 5,341.88
  4. Step 4: Simplify right side
    13,241.81x = 106,101,605.37
  5. Step 5: Solve for x
    x = 106,101,605.37/13,241.81
  6. Step 6: Final answer
    x = 8,012.62

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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.