Home / 23,771.40-32,810.04-15,813.96

Finding the Fourth Proportional to 23,771.40, 32,810.04 and 15,813.96

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Solution

The fourth proportional to 23,771.40, 32,810.04 and 15,813.96 is: 21,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,771.40 : 32,810.04 = 15,813.96 : x
  2. Step 2: Convert to fraction form
    23,771.40/32,810.04 = 15,813.96/x
  3. Step 3: Cross multiply
    23,771.40x = 32,810.04 × 15,813.96
  4. Step 4: Simplify right side
    23,771.40x = 518,856,660.16
  5. Step 5: Solve for x
    x = 518,856,660.16/23,771.40
  6. Step 6: Final answer
    x = 21,826.93

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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.