Home / 36,635.40-54,955.29-14,146.20

Finding the Fourth Proportional to 36,635.40, 54,955.29 and 14,146.20

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Solution

The fourth proportional to 36,635.40, 54,955.29 and 14,146.20 is: 21,220.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.40 : 54,955.29 = 14,146.20 : x
  2. Step 2: Convert to fraction form
    36,635.40/54,955.29 = 14,146.20/x
  3. Step 3: Cross multiply
    36,635.40x = 54,955.29 × 14,146.20
  4. Step 4: Simplify right side
    36,635.40x = 777,408,523.40
  5. Step 5: Solve for x
    x = 777,408,523.40/36,635.40
  6. Step 6: Final answer
    x = 21,220.15

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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.