Home / 18,028.96-24,880.80-10,071.04

Finding the Fourth Proportional to 18,028.96, 24,880.80 and 10,071.04

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Solution

The fourth proportional to 18,028.96, 24,880.80 and 10,071.04 is: 13,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.96 : 24,880.80 = 10,071.04 : x
  2. Step 2: Convert to fraction form
    18,028.96/24,880.80 = 10,071.04/x
  3. Step 3: Cross multiply
    18,028.96x = 24,880.80 × 10,071.04
  4. Step 4: Simplify right side
    18,028.96x = 250,575,532.03
  5. Step 5: Solve for x
    x = 250,575,532.03/18,028.96
  6. Step 6: Final answer
    x = 13,898.50

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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.