Home / 36,615.22-54,885.12-14,419.60

Finding the Fourth Proportional to 36,615.22, 54,885.12 and 14,419.60

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Solution

The fourth proportional to 36,615.22, 54,885.12 and 14,419.60 is: 21,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.22 : 54,885.12 = 14,419.60 : x
  2. Step 2: Convert to fraction form
    36,615.22/54,885.12 = 14,419.60/x
  3. Step 3: Cross multiply
    36,615.22x = 54,885.12 × 14,419.60
  4. Step 4: Simplify right side
    36,615.22x = 791,421,476.35
  5. Step 5: Solve for x
    x = 791,421,476.35/36,615.22
  6. Step 6: Final answer
    x = 21,614.55

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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.