Home / 50,505.84-69,696.08-30,374.06

Finding the Fourth Proportional to 50,505.84, 69,696.08 and 30,374.06

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Solution

The fourth proportional to 50,505.84, 69,696.08 and 30,374.06 is: 41,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,505.84 : 69,696.08 = 30,374.06 : x
  2. Step 2: Convert to fraction form
    50,505.84/69,696.08 = 30,374.06/x
  3. Step 3: Cross multiply
    50,505.84x = 69,696.08 × 30,374.06
  4. Step 4: Simplify right side
    50,505.84x = 2,116,952,915.68
  5. Step 5: Solve for x
    x = 2,116,952,915.68/50,505.84
  6. Step 6: Final answer
    x = 41,915.01

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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.