Home / 16,954.48-23,395.49-9,400.63

Finding the Fourth Proportional to 16,954.48, 23,395.49 and 9,400.63

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Solution

The fourth proportional to 16,954.48, 23,395.49 and 9,400.63 is: 12,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.48 : 23,395.49 = 9,400.63 : x
  2. Step 2: Convert to fraction form
    16,954.48/23,395.49 = 9,400.63/x
  3. Step 3: Cross multiply
    16,954.48x = 23,395.49 × 9,400.63
  4. Step 4: Simplify right side
    16,954.48x = 219,932,228.18
  5. Step 5: Solve for x
    x = 219,932,228.18/16,954.48
  6. Step 6: Final answer
    x = 12,971.92

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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.