Home / 23,153.79-34,730.70-5,623.50

Finding the Fourth Proportional to 23,153.79, 34,730.70 and 5,623.50

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Solution

The fourth proportional to 23,153.79, 34,730.70 and 5,623.50 is: 8,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,153.79 : 34,730.70 = 5,623.50 : x
  2. Step 2: Convert to fraction form
    23,153.79/34,730.70 = 5,623.50/x
  3. Step 3: Cross multiply
    23,153.79x = 34,730.70 × 5,623.50
  4. Step 4: Simplify right side
    23,153.79x = 195,308,091.45
  5. Step 5: Solve for x
    x = 195,308,091.45/23,153.79
  6. Step 6: Final answer
    x = 8,435.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.