Home / 18,003.84-26,967.36-13,572.48

Finding the Fourth Proportional to 18,003.84, 26,967.36 and 13,572.48

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Solution

The fourth proportional to 18,003.84, 26,967.36 and 13,572.48 is: 20,329.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,003.84 : 26,967.36 = 13,572.48 : x
  2. Step 2: Convert to fraction form
    18,003.84/26,967.36 = 13,572.48/x
  3. Step 3: Cross multiply
    18,003.84x = 26,967.36 × 13,572.48
  4. Step 4: Simplify right side
    18,003.84x = 366,013,954.25
  5. Step 5: Solve for x
    x = 366,013,954.25/18,003.84
  6. Step 6: Final answer
    x = 20,329.77

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1.5x scale

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.