Home / 13,357.02-20,042.67-8,675.93

Finding the Fourth Proportional to 13,357.02, 20,042.67 and 8,675.93

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Solution

The fourth proportional to 13,357.02, 20,042.67 and 8,675.93 is: 13,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.02 : 20,042.67 = 8,675.93 : x
  2. Step 2: Convert to fraction form
    13,357.02/20,042.67 = 8,675.93/x
  3. Step 3: Cross multiply
    13,357.02x = 20,042.67 × 8,675.93
  4. Step 4: Simplify right side
    13,357.02x = 173,888,801.93
  5. Step 5: Solve for x
    x = 173,888,801.93/13,357.02
  6. Step 6: Final answer
    x = 13,018.53

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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.