Home / 25,225.19-34,811-13,894.73

Finding the Fourth Proportional to 25,225.19, 34,811 and 13,894.73

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Solution

The fourth proportional to 25,225.19, 34,811 and 13,894.73 is: 19,174.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,225.19 : 34,811 = 13,894.73 : x
  2. Step 2: Convert to fraction form
    25,225.19/34,811 = 13,894.73/x
  3. Step 3: Cross multiply
    25,225.19x = 34,811 × 13,894.73
  4. Step 4: Simplify right side
    25,225.19x = 483,689,446.03
  5. Step 5: Solve for x
    x = 483,689,446.03/25,225.19
  6. Step 6: Final answer
    x = 19,174.86

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Double scale
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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.