Home / 30,408.30-45,612.45-24,940.80

Finding the Fourth Proportional to 30,408.30, 45,612.45 and 24,940.80

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Solution

The fourth proportional to 30,408.30, 45,612.45 and 24,940.80 is: 37,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,408.30 : 45,612.45 = 24,940.80 : x
  2. Step 2: Convert to fraction form
    30,408.30/45,612.45 = 24,940.80/x
  3. Step 3: Cross multiply
    30,408.30x = 45,612.45 × 24,940.80
  4. Step 4: Simplify right side
    30,408.30x = 1,137,610,992.96
  5. Step 5: Solve for x
    x = 1,137,610,992.96/30,408.30
  6. Step 6: Final answer
    x = 37,411.20

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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.