Home / 19,640.07-29,444.59-9,773.97

Finding the Fourth Proportional to 19,640.07, 29,444.59 and 9,773.97

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Solution

The fourth proportional to 19,640.07, 29,444.59 and 9,773.97 is: 14,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.07 : 29,444.59 = 9,773.97 : x
  2. Step 2: Convert to fraction form
    19,640.07/29,444.59 = 9,773.97/x
  3. Step 3: Cross multiply
    19,640.07x = 29,444.59 × 9,773.97
  4. Step 4: Simplify right side
    19,640.07x = 287,790,539.32
  5. Step 5: Solve for x
    x = 287,790,539.32/19,640.07
  6. Step 6: Final answer
    x = 14,653.23

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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.