Home / 15,727.41-23,518.22-12,177.18

Finding the Fourth Proportional to 15,727.41, 23,518.22 and 12,177.18

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Solution

The fourth proportional to 15,727.41, 23,518.22 and 12,177.18 is: 18,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727.41 : 23,518.22 = 12,177.18 : x
  2. Step 2: Convert to fraction form
    15,727.41/23,518.22 = 12,177.18/x
  3. Step 3: Cross multiply
    15,727.41x = 23,518.22 × 12,177.18
  4. Step 4: Simplify right side
    15,727.41x = 286,385,537.33
  5. Step 5: Solve for x
    x = 286,385,537.33/15,727.41
  6. Step 6: Final answer
    x = 18,209.33

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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.