Home / 12,740.73-19,084.15-8,058.32

Finding the Fourth Proportional to 12,740.73, 19,084.15 and 8,058.32

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Solution

The fourth proportional to 12,740.73, 19,084.15 and 8,058.32 is: 12,070.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,740.73 : 19,084.15 = 8,058.32 : x
  2. Step 2: Convert to fraction form
    12,740.73/19,084.15 = 8,058.32/x
  3. Step 3: Cross multiply
    12,740.73x = 19,084.15 × 8,058.32
  4. Step 4: Simplify right side
    12,740.73x = 153,786,187.63
  5. Step 5: Solve for x
    x = 153,786,187.63/12,740.73
  6. Step 6: Final answer
    x = 12,070.44

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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.