Home / 37,817.43-52,187.13-21,900.93

Finding the Fourth Proportional to 37,817.43, 52,187.13 and 21,900.93

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Solution

The fourth proportional to 37,817.43, 52,187.13 and 21,900.93 is: 30,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,817.43 : 52,187.13 = 21,900.93 : x
  2. Step 2: Convert to fraction form
    37,817.43/52,187.13 = 21,900.93/x
  3. Step 3: Cross multiply
    37,817.43x = 52,187.13 × 21,900.93
  4. Step 4: Simplify right side
    37,817.43x = 1,142,946,681.03
  5. Step 5: Solve for x
    x = 1,142,946,681.03/37,817.43
  6. Step 6: Final answer
    x = 30,222.75

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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.