Home / 13,304.48-18,362.36-8,002.22

Finding the Fourth Proportional to 13,304.48, 18,362.36 and 8,002.22

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Solution

The fourth proportional to 13,304.48, 18,362.36 and 8,002.22 is: 11,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.48 : 18,362.36 = 8,002.22 : x
  2. Step 2: Convert to fraction form
    13,304.48/18,362.36 = 8,002.22/x
  3. Step 3: Cross multiply
    13,304.48x = 18,362.36 × 8,002.22
  4. Step 4: Simplify right side
    13,304.48x = 146,939,572.63
  5. Step 5: Solve for x
    x = 146,939,572.63/13,304.48
  6. Step 6: Final answer
    x = 11,044.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.