Home / 14,400.26-21,602.66-5,040.05

Finding the Fourth Proportional to 14,400.26, 21,602.66 and 5,040.05

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Solution

The fourth proportional to 14,400.26, 21,602.66 and 5,040.05 is: 7,560.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400.26 : 21,602.66 = 5,040.05 : x
  2. Step 2: Convert to fraction form
    14,400.26/21,602.66 = 5,040.05/x
  3. Step 3: Cross multiply
    14,400.26x = 21,602.66 × 5,040.05
  4. Step 4: Simplify right side
    14,400.26x = 108,878,353.32
  5. Step 5: Solve for x
    x = 108,878,353.32/14,400.26
  6. Step 6: Final answer
    x = 7,560.86

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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.