Home / 25,467.02-38,208.35-12,157.00

Finding the Fourth Proportional to 25,467.02, 38,208.35 and 12,157.00

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Solution

The fourth proportional to 25,467.02, 38,208.35 and 12,157.00 is: 18,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467.02 : 38,208.35 = 12,157.00 : x
  2. Step 2: Convert to fraction form
    25,467.02/38,208.35 = 12,157.00/x
  3. Step 3: Cross multiply
    25,467.02x = 38,208.35 × 12,157.00
  4. Step 4: Simplify right side
    25,467.02x = 464,498,754.64
  5. Step 5: Solve for x
    x = 464,498,754.64/25,467.02
  6. Step 6: Final answer
    x = 18,239.23

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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.