Home / 15,806.88-23,693.68-5,274.08

Finding the Fourth Proportional to 15,806.88, 23,693.68 and 5,274.08

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Solution

The fourth proportional to 15,806.88, 23,693.68 and 5,274.08 is: 7,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,806.88 : 23,693.68 = 5,274.08 : x
  2. Step 2: Convert to fraction form
    15,806.88/23,693.68 = 5,274.08/x
  3. Step 3: Cross multiply
    15,806.88x = 23,693.68 × 5,274.08
  4. Step 4: Simplify right side
    15,806.88x = 124,962,363.81
  5. Step 5: Solve for x
    x = 124,962,363.81/15,806.88
  6. Step 6: Final answer
    x = 7,905.57

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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.