Home / 13,243.47-19,865.90-5,848.03

Finding the Fourth Proportional to 13,243.47, 19,865.90 and 5,848.03

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Solution

The fourth proportional to 13,243.47, 19,865.90 and 5,848.03 is: 8,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.47 : 19,865.90 = 5,848.03 : x
  2. Step 2: Convert to fraction form
    13,243.47/19,865.90 = 5,848.03/x
  3. Step 3: Cross multiply
    13,243.47x = 19,865.90 × 5,848.03
  4. Step 4: Simplify right side
    13,243.47x = 116,176,379.18
  5. Step 5: Solve for x
    x = 116,176,379.18/13,243.47
  6. Step 6: Final answer
    x = 8,772.35

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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.