Home / 15,448.92-23,155.47-7,111.44

Finding the Fourth Proportional to 15,448.92, 23,155.47 and 7,111.44

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Solution

The fourth proportional to 15,448.92, 23,155.47 and 7,111.44 is: 10,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.92 : 23,155.47 = 7,111.44 : x
  2. Step 2: Convert to fraction form
    15,448.92/23,155.47 = 7,111.44/x
  3. Step 3: Cross multiply
    15,448.92x = 23,155.47 × 7,111.44
  4. Step 4: Simplify right side
    15,448.92x = 164,668,735.58
  5. Step 5: Solve for x
    x = 164,668,735.58/15,448.92
  6. Step 6: Final answer
    x = 10,658.92

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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.