Home / 14,004.52-21,009.74-11,712.04

Finding the Fourth Proportional to 14,004.52, 21,009.74 and 11,712.04

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Solution

The fourth proportional to 14,004.52, 21,009.74 and 11,712.04 is: 17,570.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.52 : 21,009.74 = 11,712.04 : x
  2. Step 2: Convert to fraction form
    14,004.52/21,009.74 = 11,712.04/x
  3. Step 3: Cross multiply
    14,004.52x = 21,009.74 × 11,712.04
  4. Step 4: Simplify right side
    14,004.52x = 246,066,915.27
  5. Step 5: Solve for x
    x = 246,066,915.27/14,004.52
  6. Step 6: Final answer
    x = 17,570.54

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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.