Home / 15,868.35-23,804.60-5,871.74

Finding the Fourth Proportional to 15,868.35, 23,804.60 and 5,871.74

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Solution

The fourth proportional to 15,868.35, 23,804.60 and 5,871.74 is: 8,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,868.35 : 23,804.60 = 5,871.74 : x
  2. Step 2: Convert to fraction form
    15,868.35/23,804.60 = 5,871.74/x
  3. Step 3: Cross multiply
    15,868.35x = 23,804.60 × 5,871.74
  4. Step 4: Simplify right side
    15,868.35x = 139,774,273.62
  5. Step 5: Solve for x
    x = 139,774,273.62/15,868.35
  6. Step 6: Final answer
    x = 8,808.37

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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.