Home / 49,628.08-68,488.28-28,414.16

Finding the Fourth Proportional to 49,628.08, 68,488.28 and 28,414.16

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Solution

The fourth proportional to 49,628.08, 68,488.28 and 28,414.16 is: 39,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628.08 : 68,488.28 = 28,414.16 : x
  2. Step 2: Convert to fraction form
    49,628.08/68,488.28 = 28,414.16/x
  3. Step 3: Cross multiply
    49,628.08x = 68,488.28 × 28,414.16
  4. Step 4: Simplify right side
    49,628.08x = 1,946,036,946.04
  5. Step 5: Solve for x
    x = 1,946,036,946.04/49,628.08
  6. Step 6: Final answer
    x = 39,212.42

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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.