Home / 38,164.19-57,281.21-19,457.64

Finding the Fourth Proportional to 38,164.19, 57,281.21 and 19,457.64

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Solution

The fourth proportional to 38,164.19, 57,281.21 and 19,457.64 is: 29,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,164.19 : 57,281.21 = 19,457.64 : x
  2. Step 2: Convert to fraction form
    38,164.19/57,281.21 = 19,457.64/x
  3. Step 3: Cross multiply
    38,164.19x = 57,281.21 × 19,457.64
  4. Step 4: Simplify right side
    38,164.19x = 1,114,557,065.66
  5. Step 5: Solve for x
    x = 1,114,557,065.66/38,164.19
  6. Step 6: Final answer
    x = 29,204.27

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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.