Home / 12,670.41-19,009.06-5,553.35

Finding the Fourth Proportional to 12,670.41, 19,009.06 and 5,553.35

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Solution

The fourth proportional to 12,670.41, 19,009.06 and 5,553.35 is: 8,331.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.41 : 19,009.06 = 5,553.35 : x
  2. Step 2: Convert to fraction form
    12,670.41/19,009.06 = 5,553.35/x
  3. Step 3: Cross multiply
    12,670.41x = 19,009.06 × 5,553.35
  4. Step 4: Simplify right side
    12,670.41x = 105,563,963.35
  5. Step 5: Solve for x
    x = 105,563,963.35/12,670.41
  6. Step 6: Final answer
    x = 8,331.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.