Home / 13,270.52-19,918.08-6,701.31

Finding the Fourth Proportional to 13,270.52, 19,918.08 and 6,701.31

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Solution

The fourth proportional to 13,270.52, 19,918.08 and 6,701.31 is: 10,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,270.52 : 19,918.08 = 6,701.31 : x
  2. Step 2: Convert to fraction form
    13,270.52/19,918.08 = 6,701.31/x
  3. Step 3: Cross multiply
    13,270.52x = 19,918.08 × 6,701.31
  4. Step 4: Simplify right side
    13,270.52x = 133,477,228.68
  5. Step 5: Solve for x
    x = 133,477,228.68/13,270.52
  6. Step 6: Final answer
    x = 10,058.18

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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.