Home / 15,435.41-23,134.52-7,104.02

Finding the Fourth Proportional to 15,435.41, 23,134.52 and 7,104.02

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Solution

The fourth proportional to 15,435.41, 23,134.52 and 7,104.02 is: 10,647.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.41 : 23,134.52 = 7,104.02 : x
  2. Step 2: Convert to fraction form
    15,435.41/23,134.52 = 7,104.02/x
  3. Step 3: Cross multiply
    15,435.41x = 23,134.52 × 7,104.02
  4. Step 4: Simplify right side
    15,435.41x = 164,347,941.58
  5. Step 5: Solve for x
    x = 164,347,941.58/15,435.41
  6. Step 6: Final answer
    x = 10,647.47

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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.