Home / 12,823.82-19,235.61-4,058.74

Finding the Fourth Proportional to 12,823.82, 19,235.61 and 4,058.74

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Solution

The fourth proportional to 12,823.82, 19,235.61 and 4,058.74 is: 6,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.82 : 19,235.61 = 4,058.74 : x
  2. Step 2: Convert to fraction form
    12,823.82/19,235.61 = 4,058.74/x
  3. Step 3: Cross multiply
    12,823.82x = 19,235.61 × 4,058.74
  4. Step 4: Simplify right side
    12,823.82x = 78,072,339.73
  5. Step 5: Solve for x
    x = 78,072,339.73/12,823.82
  6. Step 6: Final answer
    x = 6,088.07

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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.