Home / 14,754.51-20,360.94-8,040.18

Finding the Fourth Proportional to 14,754.51, 20,360.94 and 8,040.18

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Solution

The fourth proportional to 14,754.51, 20,360.94 and 8,040.18 is: 11,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.51 : 20,360.94 = 8,040.18 : x
  2. Step 2: Convert to fraction form
    14,754.51/20,360.94 = 8,040.18/x
  3. Step 3: Cross multiply
    14,754.51x = 20,360.94 × 8,040.18
  4. Step 4: Simplify right side
    14,754.51x = 163,705,622.57
  5. Step 5: Solve for x
    x = 163,705,622.57/14,754.51
  6. Step 6: Final answer
    x = 11,095.29

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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.