Home / 23,416.70-32,315.36-12,806.30

Finding the Fourth Proportional to 23,416.70, 32,315.36 and 12,806.30

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Solution

The fourth proportional to 23,416.70, 32,315.36 and 12,806.30 is: 17,672.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.70 : 32,315.36 = 12,806.30 : x
  2. Step 2: Convert to fraction form
    23,416.70/32,315.36 = 12,806.30/x
  3. Step 3: Cross multiply
    23,416.70x = 32,315.36 × 12,806.30
  4. Step 4: Simplify right side
    23,416.70x = 413,840,211.52
  5. Step 5: Solve for x
    x = 413,840,211.52/23,416.70
  6. Step 6: Final answer
    x = 17,672.87

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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.