Home / 36,899.42-50,916.49-20,984.20

Finding the Fourth Proportional to 36,899.42, 50,916.49 and 20,984.20

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Solution

The fourth proportional to 36,899.42, 50,916.49 and 20,984.20 is: 28,955.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,899.42 : 50,916.49 = 20,984.20 : x
  2. Step 2: Convert to fraction form
    36,899.42/50,916.49 = 20,984.20/x
  3. Step 3: Cross multiply
    36,899.42x = 50,916.49 × 20,984.20
  4. Step 4: Simplify right side
    36,899.42x = 1,068,441,629.71
  5. Step 5: Solve for x
    x = 1,068,441,629.71/36,899.42
  6. Step 6: Final answer
    x = 28,955.52

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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.