Home / 12,623.07-17,417.78-7,316.85

Finding the Fourth Proportional to 12,623.07, 17,417.78 and 7,316.85

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Solution

The fourth proportional to 12,623.07, 17,417.78 and 7,316.85 is: 10,096.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,623.07 : 17,417.78 = 7,316.85 : x
  2. Step 2: Convert to fraction form
    12,623.07/17,417.78 = 7,316.85/x
  3. Step 3: Cross multiply
    12,623.07x = 17,417.78 × 7,316.85
  4. Step 4: Simplify right side
    12,623.07x = 127,443,283.59
  5. Step 5: Solve for x
    x = 127,443,283.59/12,623.07
  6. Step 6: Final answer
    x = 10,096.06

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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.