Home / 26,900.80-40,358.40-23,999.20

Finding the Fourth Proportional to 26,900.80, 40,358.40 and 23,999.20

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Solution

The fourth proportional to 26,900.80, 40,358.40 and 23,999.20 is: 36,005.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.80 : 40,358.40 = 23,999.20 : x
  2. Step 2: Convert to fraction form
    26,900.80/40,358.40 = 23,999.20/x
  3. Step 3: Cross multiply
    26,900.80x = 40,358.40 × 23,999.20
  4. Step 4: Simplify right side
    26,900.80x = 968,569,313.28
  5. Step 5: Solve for x
    x = 968,569,313.28/26,900.80
  6. Step 6: Final answer
    x = 36,005.22

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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.