Home / 26,432.57-39,648.93-8,914.70

Finding the Fourth Proportional to 26,432.57, 39,648.93 and 8,914.70

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Solution

The fourth proportional to 26,432.57, 39,648.93 and 8,914.70 is: 13,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.57 : 39,648.93 = 8,914.70 : x
  2. Step 2: Convert to fraction form
    26,432.57/39,648.93 = 8,914.70/x
  3. Step 3: Cross multiply
    26,432.57x = 39,648.93 × 8,914.70
  4. Step 4: Simplify right side
    26,432.57x = 353,458,271.70
  5. Step 5: Solve for x
    x = 353,458,271.70/26,432.57
  6. Step 6: Final answer
    x = 13,372.07

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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.