Home / 25,828.59-38,746.53-8,292.54

Finding the Fourth Proportional to 25,828.59, 38,746.53 and 8,292.54

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Solution

The fourth proportional to 25,828.59, 38,746.53 and 8,292.54 is: 12,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,828.59 : 38,746.53 = 8,292.54 : x
  2. Step 2: Convert to fraction form
    25,828.59/38,746.53 = 8,292.54/x
  3. Step 3: Cross multiply
    25,828.59x = 38,746.53 × 8,292.54
  4. Step 4: Simplify right side
    25,828.59x = 321,307,149.89
  5. Step 5: Solve for x
    x = 321,307,149.89/25,828.59
  6. Step 6: Final answer
    x = 12,439.98

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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.