Home / 23,400.74-32,292.60-12,790.28

Finding the Fourth Proportional to 23,400.74, 32,292.60 and 12,790.28

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Solution

The fourth proportional to 23,400.74, 32,292.60 and 12,790.28 is: 17,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.74 : 32,292.60 = 12,790.28 : x
  2. Step 2: Convert to fraction form
    23,400.74/32,292.60 = 12,790.28/x
  3. Step 3: Cross multiply
    23,400.74x = 32,292.60 × 12,790.28
  4. Step 4: Simplify right side
    23,400.74x = 413,031,395.93
  5. Step 5: Solve for x
    x = 413,031,395.93/23,400.74
  6. Step 6: Final answer
    x = 17,650.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.