Home / 15,792.41-21,784.90-11,004.77

Finding the Fourth Proportional to 15,792.41, 21,784.90 and 11,004.77

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Solution

The fourth proportional to 15,792.41, 21,784.90 and 11,004.77 is: 15,180.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792.41 : 21,784.90 = 11,004.77 : x
  2. Step 2: Convert to fraction form
    15,792.41/21,784.90 = 11,004.77/x
  3. Step 3: Cross multiply
    15,792.41x = 21,784.90 × 11,004.77
  4. Step 4: Simplify right side
    15,792.41x = 239,737,813.97
  5. Step 5: Solve for x
    x = 239,737,813.97/15,792.41
  6. Step 6: Final answer
    x = 15,180.57

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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.