Home / 34,132.80-51,206.40-14,401.20

Finding the Fourth Proportional to 34,132.80, 51,206.40 and 14,401.20

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Solution

The fourth proportional to 34,132.80, 51,206.40 and 14,401.20 is: 21,604.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,132.80 : 51,206.40 = 14,401.20 : x
  2. Step 2: Convert to fraction form
    34,132.80/51,206.40 = 14,401.20/x
  3. Step 3: Cross multiply
    34,132.80x = 51,206.40 × 14,401.20
  4. Step 4: Simplify right side
    34,132.80x = 737,433,607.68
  5. Step 5: Solve for x
    x = 737,433,607.68/34,132.80
  6. Step 6: Final answer
    x = 21,604.84

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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.