Home / 14,883.48-20,531.34-9,297.72

Finding the Fourth Proportional to 14,883.48, 20,531.34 and 9,297.72

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Solution

The fourth proportional to 14,883.48, 20,531.34 and 9,297.72 is: 12,825.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883.48 : 20,531.34 = 9,297.72 : x
  2. Step 2: Convert to fraction form
    14,883.48/20,531.34 = 9,297.72/x
  3. Step 3: Cross multiply
    14,883.48x = 20,531.34 × 9,297.72
  4. Step 4: Simplify right side
    14,883.48x = 190,894,650.54
  5. Step 5: Solve for x
    x = 190,894,650.54/14,883.48
  6. Step 6: Final answer
    x = 12,825.94

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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.