Home / 15,870.30-23,805.33-4,776.94

Finding the Fourth Proportional to 15,870.30, 23,805.33 and 4,776.94

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Solution

The fourth proportional to 15,870.30, 23,805.33 and 4,776.94 is: 7,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,870.30 : 23,805.33 = 4,776.94 : x
  2. Step 2: Convert to fraction form
    15,870.30/23,805.33 = 4,776.94/x
  3. Step 3: Cross multiply
    15,870.30x = 23,805.33 × 4,776.94
  4. Step 4: Simplify right side
    15,870.30x = 113,716,633.09
  5. Step 5: Solve for x
    x = 113,716,633.09/15,870.30
  6. Step 6: Final answer
    x = 7,165.37

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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.