Home / 49,867.84-68,810.79-28,647.10

Finding the Fourth Proportional to 49,867.84, 68,810.79 and 28,647.10

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Solution

The fourth proportional to 49,867.84, 68,810.79 and 28,647.10 is: 39,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.84 : 68,810.79 = 28,647.10 : x
  2. Step 2: Convert to fraction form
    49,867.84/68,810.79 = 28,647.10/x
  3. Step 3: Cross multiply
    49,867.84x = 68,810.79 × 28,647.10
  4. Step 4: Simplify right side
    49,867.84x = 1,971,229,582.21
  5. Step 5: Solve for x
    x = 1,971,229,582.21/49,867.84
  6. Step 6: Final answer
    x = 39,529.07

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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.