Home / 26,430.96-39,442.20-23,485.84

Finding the Fourth Proportional to 26,430.96, 39,442.20 and 23,485.84

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Solution

The fourth proportional to 26,430.96, 39,442.20 and 23,485.84 is: 35,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.96 : 39,442.20 = 23,485.84 : x
  2. Step 2: Convert to fraction form
    26,430.96/39,442.20 = 23,485.84/x
  3. Step 3: Cross multiply
    26,430.96x = 39,442.20 × 23,485.84
  4. Step 4: Simplify right side
    26,430.96x = 926,333,198.45
  5. Step 5: Solve for x
    x = 926,333,198.45/26,430.96
  6. Step 6: Final answer
    x = 35,047.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.