Home / 14,611.63-21,915.37-4,751.05

Finding the Fourth Proportional to 14,611.63, 21,915.37 and 4,751.05

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Solution

The fourth proportional to 14,611.63, 21,915.37 and 4,751.05 is: 7,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,611.63 : 21,915.37 = 4,751.05 : x
  2. Step 2: Convert to fraction form
    14,611.63/21,915.37 = 4,751.05/x
  3. Step 3: Cross multiply
    14,611.63x = 21,915.37 × 4,751.05
  4. Step 4: Simplify right side
    14,611.63x = 104,121,018.64
  5. Step 5: Solve for x
    x = 104,121,018.64/14,611.63
  6. Step 6: Final answer
    x = 7,125.90

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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.