Home / 15,788.89-23,674.62-6,426.50

Finding the Fourth Proportional to 15,788.89, 23,674.62 and 6,426.50

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Solution

The fourth proportional to 15,788.89, 23,674.62 and 6,426.50 is: 9,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,788.89 : 23,674.62 = 6,426.50 : x
  2. Step 2: Convert to fraction form
    15,788.89/23,674.62 = 6,426.50/x
  3. Step 3: Cross multiply
    15,788.89x = 23,674.62 × 6,426.50
  4. Step 4: Simplify right side
    15,788.89x = 152,144,945.43
  5. Step 5: Solve for x
    x = 152,144,945.43/15,788.89
  6. Step 6: Final answer
    x = 9,636.21

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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.