Home / 14,633.37-20,194.05-7,919.00

Finding the Fourth Proportional to 14,633.37, 20,194.05 and 7,919.00

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Solution

The fourth proportional to 14,633.37, 20,194.05 and 7,919.00 is: 10,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.37 : 20,194.05 = 7,919.00 : x
  2. Step 2: Convert to fraction form
    14,633.37/20,194.05 = 7,919.00/x
  3. Step 3: Cross multiply
    14,633.37x = 20,194.05 × 7,919.00
  4. Step 4: Simplify right side
    14,633.37x = 159,916,746.61
  5. Step 5: Solve for x
    x = 159,916,746.61/14,633.37
  6. Step 6: Final answer
    x = 10,928.22

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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.