Home / 16,964.08-23,393.76-12,941.20

Finding the Fourth Proportional to 16,964.08, 23,393.76 and 12,941.20

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Solution

The fourth proportional to 16,964.08, 23,393.76 and 12,941.20 is: 17,846.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.08 : 23,393.76 = 12,941.20 : x
  2. Step 2: Convert to fraction form
    16,964.08/23,393.76 = 12,941.20/x
  3. Step 3: Cross multiply
    16,964.08x = 23,393.76 × 12,941.20
  4. Step 4: Simplify right side
    16,964.08x = 302,743,326.91
  5. Step 5: Solve for x
    x = 302,743,326.91/16,964.08
  6. Step 6: Final answer
    x = 17,846.14

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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.