Home / 19,486.02-29,218.44-9,487.38

Finding the Fourth Proportional to 19,486.02, 29,218.44 and 9,487.38

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Solution

The fourth proportional to 19,486.02, 29,218.44 and 9,487.38 is: 14,225.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.02 : 29,218.44 = 9,487.38 : x
  2. Step 2: Convert to fraction form
    19,486.02/29,218.44 = 9,487.38/x
  3. Step 3: Cross multiply
    19,486.02x = 29,218.44 × 9,487.38
  4. Step 4: Simplify right side
    19,486.02x = 277,206,443.29
  5. Step 5: Solve for x
    x = 277,206,443.29/19,486.02
  6. Step 6: Final answer
    x = 14,225.91

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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.