Home / 13,014.54-19,527.21-5,617.62

Finding the Fourth Proportional to 13,014.54, 19,527.21 and 5,617.62

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Solution

The fourth proportional to 13,014.54, 19,527.21 and 5,617.62 is: 8,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.54 : 19,527.21 = 5,617.62 : x
  2. Step 2: Convert to fraction form
    13,014.54/19,527.21 = 5,617.62/x
  3. Step 3: Cross multiply
    13,014.54x = 19,527.21 × 5,617.62
  4. Step 4: Simplify right side
    13,014.54x = 109,696,445.44
  5. Step 5: Solve for x
    x = 109,696,445.44/13,014.54
  6. Step 6: Final answer
    x = 8,428.76

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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.