Home / 12,358.92-17,055.21-6,693.54

Finding the Fourth Proportional to 12,358.92, 17,055.21 and 6,693.54

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Solution

The fourth proportional to 12,358.92, 17,055.21 and 6,693.54 is: 9,237.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358.92 : 17,055.21 = 6,693.54 : x
  2. Step 2: Convert to fraction form
    12,358.92/17,055.21 = 6,693.54/x
  3. Step 3: Cross multiply
    12,358.92x = 17,055.21 × 6,693.54
  4. Step 4: Simplify right side
    12,358.92x = 114,159,653.84
  5. Step 5: Solve for x
    x = 114,159,653.84/12,358.92
  6. Step 6: Final answer
    x = 9,237.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.