Home / 14,531.35-20,052.58-8,071.41

Finding the Fourth Proportional to 14,531.35, 20,052.58 and 8,071.41

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Solution

The fourth proportional to 14,531.35, 20,052.58 and 8,071.41 is: 11,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.35 : 20,052.58 = 8,071.41 : x
  2. Step 2: Convert to fraction form
    14,531.35/20,052.58 = 8,071.41/x
  3. Step 3: Cross multiply
    14,531.35x = 20,052.58 × 8,071.41
  4. Step 4: Simplify right side
    14,531.35x = 161,852,500.40
  5. Step 5: Solve for x
    x = 161,852,500.40/14,531.35
  6. Step 6: Final answer
    x = 11,138.16

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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.