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Finding the Fourth Proportional to 14,323.94, 19,766.94 and 8,036.32

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Solution

The fourth proportional to 14,323.94, 19,766.94 and 8,036.32 is: 11,090.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.94 : 19,766.94 = 8,036.32 : x
  2. Step 2: Convert to fraction form
    14,323.94/19,766.94 = 8,036.32/x
  3. Step 3: Cross multiply
    14,323.94x = 19,766.94 × 8,036.32
  4. Step 4: Simplify right side
    14,323.94x = 158,853,455.26
  5. Step 5: Solve for x
    x = 158,853,455.26/14,323.94
  6. Step 6: Final answer
    x = 11,090.07

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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.