Home / 27,023.60-40,535.40-15,359.60

Finding the Fourth Proportional to 27,023.60, 40,535.40 and 15,359.60

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Solution

The fourth proportional to 27,023.60, 40,535.40 and 15,359.60 is: 23,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,023.60 : 40,535.40 = 15,359.60 : x
  2. Step 2: Convert to fraction form
    27,023.60/40,535.40 = 15,359.60/x
  3. Step 3: Cross multiply
    27,023.60x = 40,535.40 × 15,359.60
  4. Step 4: Simplify right side
    27,023.60x = 622,607,529.84
  5. Step 5: Solve for x
    x = 622,607,529.84/27,023.60
  6. Step 6: Final answer
    x = 23,039.40

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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.