Home / 25,345.25-34,973.40-14,013.22

Finding the Fourth Proportional to 25,345.25, 34,973.40 and 14,013.22

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Solution

The fourth proportional to 25,345.25, 34,973.40 and 14,013.22 is: 19,336.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.25 : 34,973.40 = 14,013.22 : x
  2. Step 2: Convert to fraction form
    25,345.25/34,973.40 = 14,013.22/x
  3. Step 3: Cross multiply
    25,345.25x = 34,973.40 × 14,013.22
  4. Step 4: Simplify right side
    25,345.25x = 490,089,790.85
  5. Step 5: Solve for x
    x = 490,089,790.85/25,345.25
  6. Step 6: Final answer
    x = 19,336.55

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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.