Home / 14,573.03-20,110.75-8,199.63

Finding the Fourth Proportional to 14,573.03, 20,110.75 and 8,199.63

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Solution

The fourth proportional to 14,573.03, 20,110.75 and 8,199.63 is: 11,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.03 : 20,110.75 = 8,199.63 : x
  2. Step 2: Convert to fraction form
    14,573.03/20,110.75 = 8,199.63/x
  3. Step 3: Cross multiply
    14,573.03x = 20,110.75 × 8,199.63
  4. Step 4: Simplify right side
    14,573.03x = 164,900,709.02
  5. Step 5: Solve for x
    x = 164,900,709.02/14,573.03
  6. Step 6: Final answer
    x = 11,315.47

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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.