Home / 15,802.93-23,697.26-8,405.81

Finding the Fourth Proportional to 15,802.93, 23,697.26 and 8,405.81

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Solution

The fourth proportional to 15,802.93, 23,697.26 and 8,405.81 is: 12,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,802.93 : 23,697.26 = 8,405.81 : x
  2. Step 2: Convert to fraction form
    15,802.93/23,697.26 = 8,405.81/x
  3. Step 3: Cross multiply
    15,802.93x = 23,697.26 × 8,405.81
  4. Step 4: Simplify right side
    15,802.93x = 199,194,624.95
  5. Step 5: Solve for x
    x = 199,194,624.95/15,802.93
  6. Step 6: Final answer
    x = 12,604.92

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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.