Home / 27,452.02-37,885.71-15,516.46

Finding the Fourth Proportional to 27,452.02, 37,885.71 and 15,516.46

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Solution

The fourth proportional to 27,452.02, 37,885.71 and 15,516.46 is: 21,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,452.02 : 37,885.71 = 15,516.46 : x
  2. Step 2: Convert to fraction form
    27,452.02/37,885.71 = 15,516.46/x
  3. Step 3: Cross multiply
    27,452.02x = 37,885.71 × 15,516.46
  4. Step 4: Simplify right side
    27,452.02x = 587,852,103.79
  5. Step 5: Solve for x
    x = 587,852,103.79/27,452.02
  6. Step 6: Final answer
    x = 21,413.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.