Home / 14,836.57-20,488.34-9,540.59

Finding the Fourth Proportional to 14,836.57, 20,488.34 and 9,540.59

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Solution

The fourth proportional to 14,836.57, 20,488.34 and 9,540.59 is: 13,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.57 : 20,488.34 = 9,540.59 : x
  2. Step 2: Convert to fraction form
    14,836.57/20,488.34 = 9,540.59/x
  3. Step 3: Cross multiply
    14,836.57x = 20,488.34 × 9,540.59
  4. Step 4: Simplify right side
    14,836.57x = 195,470,773.13
  5. Step 5: Solve for x
    x = 195,470,773.13/14,836.57
  6. Step 6: Final answer
    x = 13,174.93

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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.