Home / 15,870.94-23,806.41-5,482.69

Finding the Fourth Proportional to 15,870.94, 23,806.41 and 5,482.69

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Solution

The fourth proportional to 15,870.94, 23,806.41 and 5,482.69 is: 8,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870.94 : 23,806.41 = 5,482.69 : x
  2. Step 2: Convert to fraction form
    15,870.94/23,806.41 = 5,482.69/x
  3. Step 3: Cross multiply
    15,870.94x = 23,806.41 × 5,482.69
  4. Step 4: Simplify right side
    15,870.94x = 130,523,085.97
  5. Step 5: Solve for x
    x = 130,523,085.97/15,870.94
  6. Step 6: Final answer
    x = 8,224.03

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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.