Home / 14,674.42-20,247.53-8,708.06

Finding the Fourth Proportional to 14,674.42, 20,247.53 and 8,708.06

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Solution

The fourth proportional to 14,674.42, 20,247.53 and 8,708.06 is: 12,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.42 : 20,247.53 = 8,708.06 : x
  2. Step 2: Convert to fraction form
    14,674.42/20,247.53 = 8,708.06/x
  3. Step 3: Cross multiply
    14,674.42x = 20,247.53 × 8,708.06
  4. Step 4: Simplify right side
    14,674.42x = 176,316,706.09
  5. Step 5: Solve for x
    x = 176,316,706.09/14,674.42
  6. Step 6: Final answer
    x = 12,015.24

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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.