Home / 49,912.08-74,881.59-21,834.63

Finding the Fourth Proportional to 49,912.08, 74,881.59 and 21,834.63

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Solution

The fourth proportional to 49,912.08, 74,881.59 and 21,834.63 is: 32,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.08 : 74,881.59 = 21,834.63 : x
  2. Step 2: Convert to fraction form
    49,912.08/74,881.59 = 21,834.63/x
  3. Step 3: Cross multiply
    49,912.08x = 74,881.59 × 21,834.63
  4. Step 4: Simplify right side
    49,912.08x = 1,635,011,811.46
  5. Step 5: Solve for x
    x = 1,635,011,811.46/49,912.08
  6. Step 6: Final answer
    x = 32,757.84

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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.