Home / 12,946.71-17,867.11-7,283.24

Finding the Fourth Proportional to 12,946.71, 17,867.11 and 7,283.24

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Solution

The fourth proportional to 12,946.71, 17,867.11 and 7,283.24 is: 10,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946.71 : 17,867.11 = 7,283.24 : x
  2. Step 2: Convert to fraction form
    12,946.71/17,867.11 = 7,283.24/x
  3. Step 3: Cross multiply
    12,946.71x = 17,867.11 × 7,283.24
  4. Step 4: Simplify right side
    12,946.71x = 130,130,450.24
  5. Step 5: Solve for x
    x = 130,130,450.24/12,946.71
  6. Step 6: Final answer
    x = 10,051.24

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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.