Home / 27,740.93-41,636.12-12,958.18

Finding the Fourth Proportional to 27,740.93, 41,636.12 and 12,958.18

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Solution

The fourth proportional to 27,740.93, 41,636.12 and 12,958.18 is: 19,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.93 : 41,636.12 = 12,958.18 : x
  2. Step 2: Convert to fraction form
    27,740.93/41,636.12 = 12,958.18/x
  3. Step 3: Cross multiply
    27,740.93x = 41,636.12 × 12,958.18
  4. Step 4: Simplify right side
    27,740.93x = 539,528,168.58
  5. Step 5: Solve for x
    x = 539,528,168.58/27,740.93
  6. Step 6: Final answer
    x = 19,448.82

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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.