Home / 15,880.33-23,818.28-11,122.07

Finding the Fourth Proportional to 15,880.33, 23,818.28 and 11,122.07

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Solution

The fourth proportional to 15,880.33, 23,818.28 and 11,122.07 is: 16,681.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880.33 : 23,818.28 = 11,122.07 : x
  2. Step 2: Convert to fraction form
    15,880.33/23,818.28 = 11,122.07/x
  3. Step 3: Cross multiply
    15,880.33x = 23,818.28 × 11,122.07
  4. Step 4: Simplify right side
    15,880.33x = 264,908,577.44
  5. Step 5: Solve for x
    x = 264,908,577.44/15,880.33
  6. Step 6: Final answer
    x = 16,681.56

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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.