Home / 23,529.72-32,471.67-12,919.80

Finding the Fourth Proportional to 23,529.72, 32,471.67 and 12,919.80

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Solution

The fourth proportional to 23,529.72, 32,471.67 and 12,919.80 is: 17,829.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,529.72 : 32,471.67 = 12,919.80 : x
  2. Step 2: Convert to fraction form
    23,529.72/32,471.67 = 12,919.80/x
  3. Step 3: Cross multiply
    23,529.72x = 32,471.67 × 12,919.80
  4. Step 4: Simplify right side
    23,529.72x = 419,527,482.07
  5. Step 5: Solve for x
    x = 419,527,482.07/23,529.72
  6. Step 6: Final answer
    x = 17,829.68

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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.