Home / 15,583.29-23,374.17-5,721.81

Finding the Fourth Proportional to 15,583.29, 23,374.17 and 5,721.81

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Solution

The fourth proportional to 15,583.29, 23,374.17 and 5,721.81 is: 8,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.29 : 23,374.17 = 5,721.81 : x
  2. Step 2: Convert to fraction form
    15,583.29/23,374.17 = 5,721.81/x
  3. Step 3: Cross multiply
    15,583.29x = 23,374.17 × 5,721.81
  4. Step 4: Simplify right side
    15,583.29x = 133,742,559.65
  5. Step 5: Solve for x
    x = 133,742,559.65/15,583.29
  6. Step 6: Final answer
    x = 8,582.43

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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.