Home / 26,379.92-39,569.84-9,743.60

Finding the Fourth Proportional to 26,379.92, 39,569.84 and 9,743.60

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Solution

The fourth proportional to 26,379.92, 39,569.84 and 9,743.60 is: 14,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.92 : 39,569.84 = 9,743.60 : x
  2. Step 2: Convert to fraction form
    26,379.92/39,569.84 = 9,743.60/x
  3. Step 3: Cross multiply
    26,379.92x = 39,569.84 × 9,743.60
  4. Step 4: Simplify right side
    26,379.92x = 385,552,693.02
  5. Step 5: Solve for x
    x = 385,552,693.02/26,379.92
  6. Step 6: Final answer
    x = 14,615.39

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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.