Home / 37,548.06-51,829.26-21,638.84

Finding the Fourth Proportional to 37,548.06, 51,829.26 and 21,638.84

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Solution

The fourth proportional to 37,548.06, 51,829.26 and 21,638.84 is: 29,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,548.06 : 51,829.26 = 21,638.84 : x
  2. Step 2: Convert to fraction form
    37,548.06/51,829.26 = 21,638.84/x
  3. Step 3: Cross multiply
    37,548.06x = 51,829.26 × 21,638.84
  4. Step 4: Simplify right side
    37,548.06x = 1,121,525,064.46
  5. Step 5: Solve for x
    x = 1,121,525,064.46/37,548.06
  6. Step 6: Final answer
    x = 29,869.05

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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.