Home / 15,435.52-23,142.93-7,104.25

Finding the Fourth Proportional to 15,435.52, 23,142.93 and 7,104.25

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Solution

The fourth proportional to 15,435.52, 23,142.93 and 7,104.25 is: 10,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.52 : 23,142.93 = 7,104.25 : x
  2. Step 2: Convert to fraction form
    15,435.52/23,142.93 = 7,104.25/x
  3. Step 3: Cross multiply
    15,435.52x = 23,142.93 × 7,104.25
  4. Step 4: Simplify right side
    15,435.52x = 164,413,160.45
  5. Step 5: Solve for x
    x = 164,413,160.45/15,435.52
  6. Step 6: Final answer
    x = 10,651.61

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1.5x scale

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.