Home / 16,986.47-23,433.17-11,953.44

Finding the Fourth Proportional to 16,986.47, 23,433.17 and 11,953.44

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Solution

The fourth proportional to 16,986.47, 23,433.17 and 11,953.44 is: 16,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.47 : 23,433.17 = 11,953.44 : x
  2. Step 2: Convert to fraction form
    16,986.47/23,433.17 = 11,953.44/x
  3. Step 3: Cross multiply
    16,986.47x = 23,433.17 × 11,953.44
  4. Step 4: Simplify right side
    16,986.47x = 280,106,931.84
  5. Step 5: Solve for x
    x = 280,106,931.84/16,986.47
  6. Step 6: Final answer
    x = 16,490.01

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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.