Home / 23,395.15-32,284.92-12,784.54

Finding the Fourth Proportional to 23,395.15, 32,284.92 and 12,784.54

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Solution

The fourth proportional to 23,395.15, 32,284.92 and 12,784.54 is: 17,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,395.15 : 32,284.92 = 12,784.54 : x
  2. Step 2: Convert to fraction form
    23,395.15/32,284.92 = 12,784.54/x
  3. Step 3: Cross multiply
    23,395.15x = 32,284.92 × 12,784.54
  4. Step 4: Simplify right side
    23,395.15x = 412,747,851.14
  5. Step 5: Solve for x
    x = 412,747,851.14/23,395.15
  6. Step 6: Final answer
    x = 17,642.45

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1.5x scale

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.