Home / 49,347.08-74,019.93-11,906.84

Finding the Fourth Proportional to 49,347.08, 74,019.93 and 11,906.84

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Solution

The fourth proportional to 49,347.08, 74,019.93 and 11,906.84 is: 17,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,347.08 : 74,019.93 = 11,906.84 : x
  2. Step 2: Convert to fraction form
    49,347.08/74,019.93 = 11,906.84/x
  3. Step 3: Cross multiply
    49,347.08x = 74,019.93 × 11,906.84
  4. Step 4: Simplify right side
    49,347.08x = 881,343,093.22
  5. Step 5: Solve for x
    x = 881,343,093.22/49,347.08
  6. Step 6: Final answer
    x = 17,860.09

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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.