Home / 27,809.52-41,688.36-13,942.32

Finding the Fourth Proportional to 27,809.52, 41,688.36 and 13,942.32

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Solution

The fourth proportional to 27,809.52, 41,688.36 and 13,942.32 is: 20,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,809.52 : 41,688.36 = 13,942.32 : x
  2. Step 2: Convert to fraction form
    27,809.52/41,688.36 = 13,942.32/x
  3. Step 3: Cross multiply
    27,809.52x = 41,688.36 × 13,942.32
  4. Step 4: Simplify right side
    27,809.52x = 581,232,455.40
  5. Step 5: Solve for x
    x = 581,232,455.40/27,809.52
  6. Step 6: Final answer
    x = 20,900.48

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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.