Home / 15,542.36-21,450.01-9,492.27

Finding the Fourth Proportional to 15,542.36, 21,450.01 and 9,492.27

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Solution

The fourth proportional to 15,542.36, 21,450.01 and 9,492.27 is: 13,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.36 : 21,450.01 = 9,492.27 : x
  2. Step 2: Convert to fraction form
    15,542.36/21,450.01 = 9,492.27/x
  3. Step 3: Cross multiply
    15,542.36x = 21,450.01 × 9,492.27
  4. Step 4: Simplify right side
    15,542.36x = 203,609,286.42
  5. Step 5: Solve for x
    x = 203,609,286.42/15,542.36
  6. Step 6: Final answer
    x = 13,100.28

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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.