Home / 43,915.76-65,884.12-14,333.64

Finding the Fourth Proportional to 43,915.76, 65,884.12 and 14,333.64

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Solution

The fourth proportional to 43,915.76, 65,884.12 and 14,333.64 is: 21,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,915.76 : 65,884.12 = 14,333.64 : x
  2. Step 2: Convert to fraction form
    43,915.76/65,884.12 = 14,333.64/x
  3. Step 3: Cross multiply
    43,915.76x = 65,884.12 × 14,333.64
  4. Step 4: Simplify right side
    43,915.76x = 944,359,257.80
  5. Step 5: Solve for x
    x = 944,359,257.80/43,915.76
  6. Step 6: Final answer
    x = 21,503.88

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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.