Home / 14,531.22-20,055.12-8,483.44

Finding the Fourth Proportional to 14,531.22, 20,055.12 and 8,483.44

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Solution

The fourth proportional to 14,531.22, 20,055.12 and 8,483.44 is: 11,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.22 : 20,055.12 = 8,483.44 : x
  2. Step 2: Convert to fraction form
    14,531.22/20,055.12 = 8,483.44/x
  3. Step 3: Cross multiply
    14,531.22x = 20,055.12 × 8,483.44
  4. Step 4: Simplify right side
    14,531.22x = 170,136,407.21
  5. Step 5: Solve for x
    x = 170,136,407.21/14,531.22
  6. Step 6: Final answer
    x = 11,708.34

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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.