Home / 14,858.48-20,498.16-8,887.20

Finding the Fourth Proportional to 14,858.48, 20,498.16 and 8,887.20

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Solution

The fourth proportional to 14,858.48, 20,498.16 and 8,887.20 is: 12,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.48 : 20,498.16 = 8,887.20 : x
  2. Step 2: Convert to fraction form
    14,858.48/20,498.16 = 8,887.20/x
  3. Step 3: Cross multiply
    14,858.48x = 20,498.16 × 8,887.20
  4. Step 4: Simplify right side
    14,858.48x = 182,171,247.55
  5. Step 5: Solve for x
    x = 182,171,247.55/14,858.48
  6. Step 6: Final answer
    x = 12,260.42

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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.