Home / 30,306.20-45,466.44-9,529.70

Finding the Fourth Proportional to 30,306.20, 45,466.44 and 9,529.70

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Solution

The fourth proportional to 30,306.20, 45,466.44 and 9,529.70 is: 14,296.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.20 : 45,466.44 = 9,529.70 : x
  2. Step 2: Convert to fraction form
    30,306.20/45,466.44 = 9,529.70/x
  3. Step 3: Cross multiply
    30,306.20x = 45,466.44 × 9,529.70
  4. Step 4: Simplify right side
    30,306.20x = 433,281,305.94
  5. Step 5: Solve for x
    x = 433,281,305.94/30,306.20
  6. Step 6: Final answer
    x = 14,296.79

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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.