Home / 19,975.07-29,953.06-9,436.30

Finding the Fourth Proportional to 19,975.07, 29,953.06 and 9,436.30

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Solution

The fourth proportional to 19,975.07, 29,953.06 and 9,436.30 is: 14,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.07 : 29,953.06 = 9,436.30 : x
  2. Step 2: Convert to fraction form
    19,975.07/29,953.06 = 9,436.30/x
  3. Step 3: Cross multiply
    19,975.07x = 29,953.06 × 9,436.30
  4. Step 4: Simplify right side
    19,975.07x = 282,645,961.60
  5. Step 5: Solve for x
    x = 282,645,961.60/19,975.07
  6. Step 6: Final answer
    x = 14,149.93

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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.