Home / 12,865.04-19,302.36-5,844.56

Finding the Fourth Proportional to 12,865.04, 19,302.36 and 5,844.56

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Solution

The fourth proportional to 12,865.04, 19,302.36 and 5,844.56 is: 8,769.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865.04 : 19,302.36 = 5,844.56 : x
  2. Step 2: Convert to fraction form
    12,865.04/19,302.36 = 5,844.56/x
  3. Step 3: Cross multiply
    12,865.04x = 19,302.36 × 5,844.56
  4. Step 4: Simplify right side
    12,865.04x = 112,813,801.16
  5. Step 5: Solve for x
    x = 112,813,801.16/12,865.04
  6. Step 6: Final answer
    x = 8,769.02

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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.