Home / 33,915.15-50,877.32-14,189.09

Finding the Fourth Proportional to 33,915.15, 50,877.32 and 14,189.09

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Solution

The fourth proportional to 33,915.15, 50,877.32 and 14,189.09 is: 21,285.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,915.15 : 50,877.32 = 14,189.09 : x
  2. Step 2: Convert to fraction form
    33,915.15/50,877.32 = 14,189.09/x
  3. Step 3: Cross multiply
    33,915.15x = 50,877.32 × 14,189.09
  4. Step 4: Simplify right side
    33,915.15x = 721,902,547.11
  5. Step 5: Solve for x
    x = 721,902,547.11/33,915.15
  6. Step 6: Final answer
    x = 21,285.55

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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.