Home / 49,808.42-68,735.65-28,298.20

Finding the Fourth Proportional to 49,808.42, 68,735.65 and 28,298.20

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Solution

The fourth proportional to 49,808.42, 68,735.65 and 28,298.20 is: 39,051.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,808.42 : 68,735.65 = 28,298.20 : x
  2. Step 2: Convert to fraction form
    49,808.42/68,735.65 = 28,298.20/x
  3. Step 3: Cross multiply
    49,808.42x = 68,735.65 × 28,298.20
  4. Step 4: Simplify right side
    49,808.42x = 1,945,095,307.31
  5. Step 5: Solve for x
    x = 1,945,095,307.31/49,808.42
  6. Step 6: Final answer
    x = 39,051.54

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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.