Home / 36,615.18-54,885.84-14,419.98

Finding the Fourth Proportional to 36,615.18, 54,885.84 and 14,419.98

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Solution

The fourth proportional to 36,615.18, 54,885.84 and 14,419.98 is: 21,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.18 : 54,885.84 = 14,419.98 : x
  2. Step 2: Convert to fraction form
    36,615.18/54,885.84 = 14,419.98/x
  3. Step 3: Cross multiply
    36,615.18x = 54,885.84 × 14,419.98
  4. Step 4: Simplify right side
    36,615.18x = 791,452,715.08
  5. Step 5: Solve for x
    x = 791,452,715.08/36,615.18
  6. Step 6: Final answer
    x = 21,615.43

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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.