Home / 38,245.12-57,345-14,554.45

Finding the Fourth Proportional to 38,245.12, 57,345 and 14,554.45

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Solution

The fourth proportional to 38,245.12, 57,345 and 14,554.45 is: 21,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245.12 : 57,345 = 14,554.45 : x
  2. Step 2: Convert to fraction form
    38,245.12/57,345 = 14,554.45/x
  3. Step 3: Cross multiply
    38,245.12x = 57,345 × 14,554.45
  4. Step 4: Simplify right side
    38,245.12x = 834,624,935.25
  5. Step 5: Solve for x
    x = 834,624,935.25/38,245.12
  6. Step 6: Final answer
    x = 21,823.04

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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.