Home / 23,468.36-32,386.56-12,858.20

Finding the Fourth Proportional to 23,468.36, 32,386.56 and 12,858.20

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Solution

The fourth proportional to 23,468.36, 32,386.56 and 12,858.20 is: 17,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,468.36 : 32,386.56 = 12,858.20 : x
  2. Step 2: Convert to fraction form
    23,468.36/32,386.56 = 12,858.20/x
  3. Step 3: Cross multiply
    23,468.36x = 32,386.56 × 12,858.20
  4. Step 4: Simplify right side
    23,468.36x = 416,432,865.79
  5. Step 5: Solve for x
    x = 416,432,865.79/23,468.36
  6. Step 6: Final answer
    x = 17,744.44

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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.