Home / 28,529.64-42,794.94-7,752.60

Finding the Fourth Proportional to 28,529.64, 42,794.94 and 7,752.60

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Solution

The fourth proportional to 28,529.64, 42,794.94 and 7,752.60 is: 11,629.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529.64 : 42,794.94 = 7,752.60 : x
  2. Step 2: Convert to fraction form
    28,529.64/42,794.94 = 7,752.60/x
  3. Step 3: Cross multiply
    28,529.64x = 42,794.94 × 7,752.60
  4. Step 4: Simplify right side
    28,529.64x = 331,772,051.84
  5. Step 5: Solve for x
    x = 331,772,051.84/28,529.64
  6. Step 6: Final answer
    x = 11,629.03

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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.