Home / 26,318.40-39,477.60-25,297.80

Finding the Fourth Proportional to 26,318.40, 39,477.60 and 25,297.80

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Solution

The fourth proportional to 26,318.40, 39,477.60 and 25,297.80 is: 37,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.40 : 39,477.60 = 25,297.80 : x
  2. Step 2: Convert to fraction form
    26,318.40/39,477.60 = 25,297.80/x
  3. Step 3: Cross multiply
    26,318.40x = 39,477.60 × 25,297.80
  4. Step 4: Simplify right side
    26,318.40x = 998,696,429.28
  5. Step 5: Solve for x
    x = 998,696,429.28/26,318.40
  6. Step 6: Final answer
    x = 37,946.70

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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.