Home / 16,880.40-25,314.12-7,523.28

Finding the Fourth Proportional to 16,880.40, 25,314.12 and 7,523.28

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Solution

The fourth proportional to 16,880.40, 25,314.12 and 7,523.28 is: 11,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.40 : 25,314.12 = 7,523.28 : x
  2. Step 2: Convert to fraction form
    16,880.40/25,314.12 = 7,523.28/x
  3. Step 3: Cross multiply
    16,880.40x = 25,314.12 × 7,523.28
  4. Step 4: Simplify right side
    16,880.40x = 190,445,212.71
  5. Step 5: Solve for x
    x = 190,445,212.71/16,880.40
  6. Step 6: Final answer
    x = 11,282.03

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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.