Home / 30,506.20-45,770.10-29,426.20

Finding the Fourth Proportional to 30,506.20, 45,770.10 and 29,426.20

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Solution

The fourth proportional to 30,506.20, 45,770.10 and 29,426.20 is: 44,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,506.20 : 45,770.10 = 29,426.20 : x
  2. Step 2: Convert to fraction form
    30,506.20/45,770.10 = 29,426.20/x
  3. Step 3: Cross multiply
    30,506.20x = 45,770.10 × 29,426.20
  4. Step 4: Simplify right side
    30,506.20x = 1,346,840,116.62
  5. Step 5: Solve for x
    x = 1,346,840,116.62/30,506.20
  6. Step 6: Final answer
    x = 44,149.72

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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.