Home / 14,076.64-21,106.98-4,711.60

Finding the Fourth Proportional to 14,076.64, 21,106.98 and 4,711.60

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Solution

The fourth proportional to 14,076.64, 21,106.98 and 4,711.60 is: 7,064.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.64 : 21,106.98 = 4,711.60 : x
  2. Step 2: Convert to fraction form
    14,076.64/21,106.98 = 4,711.60/x
  3. Step 3: Cross multiply
    14,076.64x = 21,106.98 × 4,711.60
  4. Step 4: Simplify right side
    14,076.64x = 99,447,646.97
  5. Step 5: Solve for x
    x = 99,447,646.97/14,076.64
  6. Step 6: Final answer
    x = 7,064.73

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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.