Home / 16,748.07-23,119.88-12,272.01

Finding the Fourth Proportional to 16,748.07, 23,119.88 and 12,272.01

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Solution

The fourth proportional to 16,748.07, 23,119.88 and 12,272.01 is: 16,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.07 : 23,119.88 = 12,272.01 : x
  2. Step 2: Convert to fraction form
    16,748.07/23,119.88 = 12,272.01/x
  3. Step 3: Cross multiply
    16,748.07x = 23,119.88 × 12,272.01
  4. Step 4: Simplify right side
    16,748.07x = 283,727,337.20
  5. Step 5: Solve for x
    x = 283,727,337.20/16,748.07
  6. Step 6: Final answer
    x = 16,940.90

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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.