Home / 15,804.82-23,711.28-4,711.51

Finding the Fourth Proportional to 15,804.82, 23,711.28 and 4,711.51

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Solution

The fourth proportional to 15,804.82, 23,711.28 and 4,711.51 is: 7,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,804.82 : 23,711.28 = 4,711.51 : x
  2. Step 2: Convert to fraction form
    15,804.82/23,711.28 = 4,711.51/x
  3. Step 3: Cross multiply
    15,804.82x = 23,711.28 × 4,711.51
  4. Step 4: Simplify right side
    15,804.82x = 111,715,932.83
  5. Step 5: Solve for x
    x = 111,715,932.83/15,804.82
  6. Step 6: Final answer
    x = 7,068.47

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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.