Home / 25,467.98-35,145.88-14,289.98

Finding the Fourth Proportional to 25,467.98, 35,145.88 and 14,289.98

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Solution

The fourth proportional to 25,467.98, 35,145.88 and 14,289.98 is: 19,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,467.98 : 35,145.88 = 14,289.98 : x
  2. Step 2: Convert to fraction form
    25,467.98/35,145.88 = 14,289.98/x
  3. Step 3: Cross multiply
    25,467.98x = 35,145.88 × 14,289.98
  4. Step 4: Simplify right side
    25,467.98x = 502,233,922.28
  5. Step 5: Solve for x
    x = 502,233,922.28/25,467.98
  6. Step 6: Final answer
    x = 19,720.21

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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.