Home / 44,213.57-66,325.10-18,915.71

Finding the Fourth Proportional to 44,213.57, 66,325.10 and 18,915.71

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Solution

The fourth proportional to 44,213.57, 66,325.10 and 18,915.71 is: 28,375.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,213.57 : 66,325.10 = 18,915.71 : x
  2. Step 2: Convert to fraction form
    44,213.57/66,325.10 = 18,915.71/x
  3. Step 3: Cross multiply
    44,213.57x = 66,325.10 × 18,915.71
  4. Step 4: Simplify right side
    44,213.57x = 1,254,586,357.32
  5. Step 5: Solve for x
    x = 1,254,586,357.32/44,213.57
  6. Step 6: Final answer
    x = 28,375.60

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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.