Home / 16,389.44-22,625.93-11,040

Finding the Fourth Proportional to 16,389.44, 22,625.93 and 11,040

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Solution

The fourth proportional to 16,389.44, 22,625.93 and 11,040 is: 15,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.44 : 22,625.93 = 11,040 : x
  2. Step 2: Convert to fraction form
    16,389.44/22,625.93 = 11,040/x
  3. Step 3: Cross multiply
    16,389.44x = 22,625.93 × 11,040
  4. Step 4: Simplify right side
    16,389.44x = 249,790,267.20
  5. Step 5: Solve for x
    x = 249,790,267.20/16,389.44
  6. Step 6: Final answer
    x = 15,240.93

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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.