Home / 15,746.36-23,610.54-6,390.92

Finding the Fourth Proportional to 15,746.36, 23,610.54 and 6,390.92

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Solution

The fourth proportional to 15,746.36, 23,610.54 and 6,390.92 is: 9,582.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.36 : 23,610.54 = 6,390.92 : x
  2. Step 2: Convert to fraction form
    15,746.36/23,610.54 = 6,390.92/x
  3. Step 3: Cross multiply
    15,746.36x = 23,610.54 × 6,390.92
  4. Step 4: Simplify right side
    15,746.36x = 150,893,072.30
  5. Step 5: Solve for x
    x = 150,893,072.30/15,746.36
  6. Step 6: Final answer
    x = 9,582.73

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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.