Home / 14,604.96-20,154.81-8,317.35

Finding the Fourth Proportional to 14,604.96, 20,154.81 and 8,317.35

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Solution

The fourth proportional to 14,604.96, 20,154.81 and 8,317.35 is: 11,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.96 : 20,154.81 = 8,317.35 : x
  2. Step 2: Convert to fraction form
    14,604.96/20,154.81 = 8,317.35/x
  3. Step 3: Cross multiply
    14,604.96x = 20,154.81 × 8,317.35
  4. Step 4: Simplify right side
    14,604.96x = 167,634,608.95
  5. Step 5: Solve for x
    x = 167,634,608.95/14,604.96
  6. Step 6: Final answer
    x = 11,477.92

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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.