Home / 14,574.63-20,112.50-8,201.35

Finding the Fourth Proportional to 14,574.63, 20,112.50 and 8,201.35

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Solution

The fourth proportional to 14,574.63, 20,112.50 and 8,201.35 is: 11,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.63 : 20,112.50 = 8,201.35 : x
  2. Step 2: Convert to fraction form
    14,574.63/20,112.50 = 8,201.35/x
  3. Step 3: Cross multiply
    14,574.63x = 20,112.50 × 8,201.35
  4. Step 4: Simplify right side
    14,574.63x = 164,949,697.52
  5. Step 5: Solve for x
    x = 164,949,697.52/14,574.63
  6. Step 6: Final answer
    x = 11,317.59

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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.