Home / 29,915.16-44,872.86-14,115.12

Finding the Fourth Proportional to 29,915.16, 44,872.86 and 14,115.12

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Solution

The fourth proportional to 29,915.16, 44,872.86 and 14,115.12 is: 21,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.16 : 44,872.86 = 14,115.12 : x
  2. Step 2: Convert to fraction form
    29,915.16/44,872.86 = 14,115.12/x
  3. Step 3: Cross multiply
    29,915.16x = 44,872.86 × 14,115.12
  4. Step 4: Simplify right side
    29,915.16x = 633,385,803.64
  5. Step 5: Solve for x
    x = 633,385,803.64/29,915.16
  6. Step 6: Final answer
    x = 21,172.74

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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.