Home / 14,683.12-21,987.06-8,101.96

Finding the Fourth Proportional to 14,683.12, 21,987.06 and 8,101.96

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Solution

The fourth proportional to 14,683.12, 21,987.06 and 8,101.96 is: 12,132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.12 : 21,987.06 = 8,101.96 : x
  2. Step 2: Convert to fraction form
    14,683.12/21,987.06 = 8,101.96/x
  3. Step 3: Cross multiply
    14,683.12x = 21,987.06 × 8,101.96
  4. Step 4: Simplify right side
    14,683.12x = 178,138,280.64
  5. Step 5: Solve for x
    x = 178,138,280.64/14,683.12
  6. Step 6: Final answer
    x = 12,132.18

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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.