Home / 19,458.75-29,182.81-6,976.45

Finding the Fourth Proportional to 19,458.75, 29,182.81 and 6,976.45

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Solution

The fourth proportional to 19,458.75, 29,182.81 and 6,976.45 is: 10,462.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,458.75 : 29,182.81 = 6,976.45 : x
  2. Step 2: Convert to fraction form
    19,458.75/29,182.81 = 6,976.45/x
  3. Step 3: Cross multiply
    19,458.75x = 29,182.81 × 6,976.45
  4. Step 4: Simplify right side
    19,458.75x = 203,592,414.82
  5. Step 5: Solve for x
    x = 203,592,414.82/19,458.75
  6. Step 6: Final answer
    x = 10,462.77

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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.