Home / 14,637.30-20,199.54-7,922.94

Finding the Fourth Proportional to 14,637.30, 20,199.54 and 7,922.94

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Solution

The fourth proportional to 14,637.30, 20,199.54 and 7,922.94 is: 10,933.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.30 : 20,199.54 = 7,922.94 : x
  2. Step 2: Convert to fraction form
    14,637.30/20,199.54 = 7,922.94/x
  3. Step 3: Cross multiply
    14,637.30x = 20,199.54 × 7,922.94
  4. Step 4: Simplify right side
    14,637.30x = 160,039,743.45
  5. Step 5: Solve for x
    x = 160,039,743.45/14,637.30
  6. Step 6: Final answer
    x = 10,933.69

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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.