Home / 30,208.20-45,312.30-29,560.20

Finding the Fourth Proportional to 30,208.20, 45,312.30 and 29,560.20

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Solution

The fourth proportional to 30,208.20, 45,312.30 and 29,560.20 is: 44,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.20 : 45,312.30 = 29,560.20 : x
  2. Step 2: Convert to fraction form
    30,208.20/45,312.30 = 29,560.20/x
  3. Step 3: Cross multiply
    30,208.20x = 45,312.30 × 29,560.20
  4. Step 4: Simplify right side
    30,208.20x = 1,339,440,650.46
  5. Step 5: Solve for x
    x = 1,339,440,650.46/30,208.20
  6. Step 6: Final answer
    x = 44,340.30

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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.