Home / 26,918.80-40,329.60-23,808.40

Finding the Fourth Proportional to 26,918.80, 40,329.60 and 23,808.40

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Solution

The fourth proportional to 26,918.80, 40,329.60 and 23,808.40 is: 35,669.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.80 : 40,329.60 = 23,808.40 : x
  2. Step 2: Convert to fraction form
    26,918.80/40,329.60 = 23,808.40/x
  3. Step 3: Cross multiply
    26,918.80x = 40,329.60 × 23,808.40
  4. Step 4: Simplify right side
    26,918.80x = 960,183,248.64
  5. Step 5: Solve for x
    x = 960,183,248.64/26,918.80
  6. Step 6: Final answer
    x = 35,669.62

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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.