Home / 37,817.24-52,185.56-21,681.11

Finding the Fourth Proportional to 37,817.24, 52,185.56 and 21,681.11

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Solution

The fourth proportional to 37,817.24, 52,185.56 and 21,681.11 is: 29,918.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,817.24 : 52,185.56 = 21,681.11 : x
  2. Step 2: Convert to fraction form
    37,817.24/52,185.56 = 21,681.11/x
  3. Step 3: Cross multiply
    37,817.24x = 52,185.56 × 21,681.11
  4. Step 4: Simplify right side
    37,817.24x = 1,131,440,866.77
  5. Step 5: Solve for x
    x = 1,131,440,866.77/37,817.24
  6. Step 6: Final answer
    x = 29,918.65

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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.