Home / 14,715.37-20,305.03-8,744.89

Finding the Fourth Proportional to 14,715.37, 20,305.03 and 8,744.89

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Solution

The fourth proportional to 14,715.37, 20,305.03 and 8,744.89 is: 12,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.37 : 20,305.03 = 8,744.89 : x
  2. Step 2: Convert to fraction form
    14,715.37/20,305.03 = 8,744.89/x
  3. Step 3: Cross multiply
    14,715.37x = 20,305.03 × 8,744.89
  4. Step 4: Simplify right side
    14,715.37x = 177,565,210.07
  5. Step 5: Solve for x
    x = 177,565,210.07/14,715.37
  6. Step 6: Final answer
    x = 12,066.65

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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.