Home / 15,905.18-23,852.29-8,004.64

Finding the Fourth Proportional to 15,905.18, 23,852.29 and 8,004.64

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Solution

The fourth proportional to 15,905.18, 23,852.29 and 8,004.64 is: 12,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.18 : 23,852.29 = 8,004.64 : x
  2. Step 2: Convert to fraction form
    15,905.18/23,852.29 = 8,004.64/x
  3. Step 3: Cross multiply
    15,905.18x = 23,852.29 × 8,004.64
  4. Step 4: Simplify right side
    15,905.18x = 190,928,974.72
  5. Step 5: Solve for x
    x = 190,928,974.72/15,905.18
  6. Step 6: Final answer
    x = 12,004.20

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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.