Home / 14,258.84-21,381.78-4,396.28

Finding the Fourth Proportional to 14,258.84, 21,381.78 and 4,396.28

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Solution

The fourth proportional to 14,258.84, 21,381.78 and 4,396.28 is: 6,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.84 : 21,381.78 = 4,396.28 : x
  2. Step 2: Convert to fraction form
    14,258.84/21,381.78 = 4,396.28/x
  3. Step 3: Cross multiply
    14,258.84x = 21,381.78 × 4,396.28
  4. Step 4: Simplify right side
    14,258.84x = 94,000,291.78
  5. Step 5: Solve for x
    x = 94,000,291.78/14,258.84
  6. Step 6: Final answer
    x = 6,592.42

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1.5x scale

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.