Home / 28,966.98-43,441.56-9,240.24

Finding the Fourth Proportional to 28,966.98, 43,441.56 and 9,240.24

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Solution

The fourth proportional to 28,966.98, 43,441.56 and 9,240.24 is: 13,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,966.98 : 43,441.56 = 9,240.24 : x
  2. Step 2: Convert to fraction form
    28,966.98/43,441.56 = 9,240.24/x
  3. Step 3: Cross multiply
    28,966.98x = 43,441.56 × 9,240.24
  4. Step 4: Simplify right side
    28,966.98x = 401,410,440.37
  5. Step 5: Solve for x
    x = 401,410,440.37/28,966.98
  6. Step 6: Final answer
    x = 13,857.52

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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.