Home / 30,915.50-46,335.24-14,252.42

Finding the Fourth Proportional to 30,915.50, 46,335.24 and 14,252.42

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Solution

The fourth proportional to 30,915.50, 46,335.24 and 14,252.42 is: 21,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,915.50 : 46,335.24 = 14,252.42 : x
  2. Step 2: Convert to fraction form
    30,915.50/46,335.24 = 14,252.42/x
  3. Step 3: Cross multiply
    30,915.50x = 46,335.24 × 14,252.42
  4. Step 4: Simplify right side
    30,915.50x = 660,389,301.28
  5. Step 5: Solve for x
    x = 660,389,301.28/30,915.50
  6. Step 6: Final answer
    x = 21,361.11

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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.