Home / 14,732.51-20,331.03-8,018.18

Finding the Fourth Proportional to 14,732.51, 20,331.03 and 8,018.18

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Solution

The fourth proportional to 14,732.51, 20,331.03 and 8,018.18 is: 11,065.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.51 : 20,331.03 = 8,018.18 : x
  2. Step 2: Convert to fraction form
    14,732.51/20,331.03 = 8,018.18/x
  3. Step 3: Cross multiply
    14,732.51x = 20,331.03 × 8,018.18
  4. Step 4: Simplify right side
    14,732.51x = 163,017,858.13
  5. Step 5: Solve for x
    x = 163,017,858.13/14,732.51
  6. Step 6: Final answer
    x = 11,065.18

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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.