Home / 53,727.64-80,640.74-28,795.84

Finding the Fourth Proportional to 53,727.64, 80,640.74 and 28,795.84

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Solution

The fourth proportional to 53,727.64, 80,640.74 and 28,795.84 is: 43,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,727.64 : 80,640.74 = 28,795.84 : x
  2. Step 2: Convert to fraction form
    53,727.64/80,640.74 = 28,795.84/x
  3. Step 3: Cross multiply
    53,727.64x = 80,640.74 × 28,795.84
  4. Step 4: Simplify right side
    53,727.64x = 2,322,117,846.52
  5. Step 5: Solve for x
    x = 2,322,117,846.52/53,727.64
  6. Step 6: Final answer
    x = 43,220.17

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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.