Home / 33,913.08-50,915.70-19,148.40

Finding the Fourth Proportional to 33,913.08, 50,915.70 and 19,148.40

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Solution

The fourth proportional to 33,913.08, 50,915.70 and 19,148.40 is: 28,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,913.08 : 50,915.70 = 19,148.40 : x
  2. Step 2: Convert to fraction form
    33,913.08/50,915.70 = 19,148.40/x
  3. Step 3: Cross multiply
    33,913.08x = 50,915.70 × 19,148.40
  4. Step 4: Simplify right side
    33,913.08x = 974,954,189.88
  5. Step 5: Solve for x
    x = 974,954,189.88/33,913.08
  6. Step 6: Final answer
    x = 28,748.62

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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.