Home / 13,010.91-19,527.30-5,621.01

Finding the Fourth Proportional to 13,010.91, 19,527.30 and 5,621.01

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Solution

The fourth proportional to 13,010.91, 19,527.30 and 5,621.01 is: 8,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010.91 : 19,527.30 = 5,621.01 : x
  2. Step 2: Convert to fraction form
    13,010.91/19,527.30 = 5,621.01/x
  3. Step 3: Cross multiply
    13,010.91x = 19,527.30 × 5,621.01
  4. Step 4: Simplify right side
    13,010.91x = 109,763,148.57
  5. Step 5: Solve for x
    x = 109,763,148.57/13,010.91
  6. Step 6: Final answer
    x = 8,436.24

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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.