Home / 14,161.37-19,538.57-9,127.31

Finding the Fourth Proportional to 14,161.37, 19,538.57 and 9,127.31

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Solution

The fourth proportional to 14,161.37, 19,538.57 and 9,127.31 is: 12,593.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.37 : 19,538.57 = 9,127.31 : x
  2. Step 2: Convert to fraction form
    14,161.37/19,538.57 = 9,127.31/x
  3. Step 3: Cross multiply
    14,161.37x = 19,538.57 × 9,127.31
  4. Step 4: Simplify right side
    14,161.37x = 178,334,510.47
  5. Step 5: Solve for x
    x = 178,334,510.47/14,161.37
  6. Step 6: Final answer
    x = 12,593.03

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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.