Home / 14,362.44-19,827.36-9,889.62

Finding the Fourth Proportional to 14,362.44, 19,827.36 and 9,889.62

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Solution

The fourth proportional to 14,362.44, 19,827.36 and 9,889.62 is: 13,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.44 : 19,827.36 = 9,889.62 : x
  2. Step 2: Convert to fraction form
    14,362.44/19,827.36 = 9,889.62/x
  3. Step 3: Cross multiply
    14,362.44x = 19,827.36 × 9,889.62
  4. Step 4: Simplify right side
    14,362.44x = 196,085,056.00
  5. Step 5: Solve for x
    x = 196,085,056.00/14,362.44
  6. Step 6: Final answer
    x = 13,652.63

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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.