Home / 21,374.74-32,071.33-11,512.04

Finding the Fourth Proportional to 21,374.74, 32,071.33 and 11,512.04

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Solution

The fourth proportional to 21,374.74, 32,071.33 and 11,512.04 is: 17,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374.74 : 32,071.33 = 11,512.04 : x
  2. Step 2: Convert to fraction form
    21,374.74/32,071.33 = 11,512.04/x
  3. Step 3: Cross multiply
    21,374.74x = 32,071.33 × 11,512.04
  4. Step 4: Simplify right side
    21,374.74x = 369,206,403.49
  5. Step 5: Solve for x
    x = 369,206,403.49/21,374.74
  6. Step 6: Final answer
    x = 17,273.03

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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.