Home / 30,915.23-46,378.61-14,049.42

Finding the Fourth Proportional to 30,915.23, 46,378.61 and 14,049.42

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Solution

The fourth proportional to 30,915.23, 46,378.61 and 14,049.42 is: 21,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,915.23 : 46,378.61 = 14,049.42 : x
  2. Step 2: Convert to fraction form
    30,915.23/46,378.61 = 14,049.42/x
  3. Step 3: Cross multiply
    30,915.23x = 46,378.61 × 14,049.42
  4. Step 4: Simplify right side
    30,915.23x = 651,592,500.66
  5. Step 5: Solve for x
    x = 651,592,500.66/30,915.23
  6. Step 6: Final answer
    x = 21,076.75

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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.