Home / 30,349.55-41,915.06-23,102.15

Finding the Fourth Proportional to 30,349.55, 41,915.06 and 23,102.15

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Solution

The fourth proportional to 30,349.55, 41,915.06 and 23,102.15 is: 31,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,349.55 : 41,915.06 = 23,102.15 : x
  2. Step 2: Convert to fraction form
    30,349.55/41,915.06 = 23,102.15/x
  3. Step 3: Cross multiply
    30,349.55x = 41,915.06 × 23,102.15
  4. Step 4: Simplify right side
    30,349.55x = 968,327,992.66
  5. Step 5: Solve for x
    x = 968,327,992.66/30,349.55
  6. Step 6: Final answer
    x = 31,905.84

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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.