Home / 16,768.54-23,133.02-13,416.06

Finding the Fourth Proportional to 16,768.54, 23,133.02 and 13,416.06

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Solution

The fourth proportional to 16,768.54, 23,133.02 and 13,416.06 is: 18,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.54 : 23,133.02 = 13,416.06 : x
  2. Step 2: Convert to fraction form
    16,768.54/23,133.02 = 13,416.06/x
  3. Step 3: Cross multiply
    16,768.54x = 23,133.02 × 13,416.06
  4. Step 4: Simplify right side
    16,768.54x = 310,353,984.30
  5. Step 5: Solve for x
    x = 310,353,984.30/16,768.54
  6. Step 6: Final answer
    x = 18,508.11

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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.