Home / 37,143.23-51,261.15-21,224.58

Finding the Fourth Proportional to 37,143.23, 51,261.15 and 21,224.58

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Solution

The fourth proportional to 37,143.23, 51,261.15 and 21,224.58 is: 29,291.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143.23 : 51,261.15 = 21,224.58 : x
  2. Step 2: Convert to fraction form
    37,143.23/51,261.15 = 21,224.58/x
  3. Step 3: Cross multiply
    37,143.23x = 51,261.15 × 21,224.58
  4. Step 4: Simplify right side
    37,143.23x = 1,087,996,379.07
  5. Step 5: Solve for x
    x = 1,087,996,379.07/37,143.23
  6. Step 6: Final answer
    x = 29,291.92

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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.