Home / 49,735.16-68,612.94-28,509.56

Finding the Fourth Proportional to 49,735.16, 68,612.94 and 28,509.56

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Solution

The fourth proportional to 49,735.16, 68,612.94 and 28,509.56 is: 39,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,735.16 : 68,612.94 = 28,509.56 : x
  2. Step 2: Convert to fraction form
    49,735.16/68,612.94 = 28,509.56/x
  3. Step 3: Cross multiply
    49,735.16x = 68,612.94 × 28,509.56
  4. Step 4: Simplify right side
    49,735.16x = 1,956,124,729.71
  5. Step 5: Solve for x
    x = 1,956,124,729.71/49,735.16
  6. Step 6: Final answer
    x = 39,330.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.