Home / 14,767.16-20,378.80-8,052.84

Finding the Fourth Proportional to 14,767.16, 20,378.80 and 8,052.84

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Solution

The fourth proportional to 14,767.16, 20,378.80 and 8,052.84 is: 11,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.16 : 20,378.80 = 8,052.84 : x
  2. Step 2: Convert to fraction form
    14,767.16/20,378.80 = 8,052.84/x
  3. Step 3: Cross multiply
    14,767.16x = 20,378.80 × 8,052.84
  4. Step 4: Simplify right side
    14,767.16x = 164,107,215.79
  5. Step 5: Solve for x
    x = 164,107,215.79/14,767.16
  6. Step 6: Final answer
    x = 11,112.98

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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.