Home / 24,078.30-36,131.10-12,984.75

Finding the Fourth Proportional to 24,078.30, 36,131.10 and 12,984.75

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Solution

The fourth proportional to 24,078.30, 36,131.10 and 12,984.75 is: 19,484.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,078.30 : 36,131.10 = 12,984.75 : x
  2. Step 2: Convert to fraction form
    24,078.30/36,131.10 = 12,984.75/x
  3. Step 3: Cross multiply
    24,078.30x = 36,131.10 × 12,984.75
  4. Step 4: Simplify right side
    24,078.30x = 469,153,300.73
  5. Step 5: Solve for x
    x = 469,153,300.73/24,078.30
  6. Step 6: Final answer
    x = 19,484.49

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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.