Home / 30,248.10-45,344.21-16,217.89

Finding the Fourth Proportional to 30,248.10, 45,344.21 and 16,217.89

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Solution

The fourth proportional to 30,248.10, 45,344.21 and 16,217.89 is: 24,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.10 : 45,344.21 = 16,217.89 : x
  2. Step 2: Convert to fraction form
    30,248.10/45,344.21 = 16,217.89/x
  3. Step 3: Cross multiply
    30,248.10x = 45,344.21 × 16,217.89
  4. Step 4: Simplify right side
    30,248.10x = 735,387,215.47
  5. Step 5: Solve for x
    x = 735,387,215.47/30,248.10
  6. Step 6: Final answer
    x = 24,311.85

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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.