Home / 13,004.04-19,508.58-4,685.16

Finding the Fourth Proportional to 13,004.04, 19,508.58 and 4,685.16

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Solution

The fourth proportional to 13,004.04, 19,508.58 and 4,685.16 is: 7,028.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004.04 : 19,508.58 = 4,685.16 : x
  2. Step 2: Convert to fraction form
    13,004.04/19,508.58 = 4,685.16/x
  3. Step 3: Cross multiply
    13,004.04x = 19,508.58 × 4,685.16
  4. Step 4: Simplify right side
    13,004.04x = 91,400,818.67
  5. Step 5: Solve for x
    x = 91,400,818.67/13,004.04
  6. Step 6: Final answer
    x = 7,028.65

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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.