Home / 38,186.67-57,285.03-14,167.70

Finding the Fourth Proportional to 38,186.67, 57,285.03 and 14,167.70

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Solution

The fourth proportional to 38,186.67, 57,285.03 and 14,167.70 is: 21,253.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,186.67 : 57,285.03 = 14,167.70 : x
  2. Step 2: Convert to fraction form
    38,186.67/57,285.03 = 14,167.70/x
  3. Step 3: Cross multiply
    38,186.67x = 57,285.03 × 14,167.70
  4. Step 4: Simplify right side
    38,186.67x = 811,597,041.72
  5. Step 5: Solve for x
    x = 811,597,041.72/38,186.67
  6. Step 6: Final answer
    x = 21,253.41

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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.