Home / 38,196.21-52,710.80-21,200.46

Finding the Fourth Proportional to 38,196.21, 52,710.80 and 21,200.46

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Solution

The fourth proportional to 38,196.21, 52,710.80 and 21,200.46 is: 29,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,196.21 : 52,710.80 = 21,200.46 : x
  2. Step 2: Convert to fraction form
    38,196.21/52,710.80 = 21,200.46/x
  3. Step 3: Cross multiply
    38,196.21x = 52,710.80 × 21,200.46
  4. Step 4: Simplify right side
    38,196.21x = 1,117,493,100.97
  5. Step 5: Solve for x
    x = 1,117,493,100.97/38,196.21
  6. Step 6: Final answer
    x = 29,256.65

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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.