Home / 38,554.12-57,836.94-12,259.72

Finding the Fourth Proportional to 38,554.12, 57,836.94 and 12,259.72

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Solution

The fourth proportional to 38,554.12, 57,836.94 and 12,259.72 is: 18,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,554.12 : 57,836.94 = 12,259.72 : x
  2. Step 2: Convert to fraction form
    38,554.12/57,836.94 = 12,259.72/x
  3. Step 3: Cross multiply
    38,554.12x = 57,836.94 × 12,259.72
  4. Step 4: Simplify right side
    38,554.12x = 709,064,690.06
  5. Step 5: Solve for x
    x = 709,064,690.06/38,554.12
  6. Step 6: Final answer
    x = 18,391.41

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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.