Home / 37,124.49-51,222.93-20,992.13

Finding the Fourth Proportional to 37,124.49, 51,222.93 and 20,992.13

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Solution

The fourth proportional to 37,124.49, 51,222.93 and 20,992.13 is: 28,964.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,124.49 : 51,222.93 = 20,992.13 : x
  2. Step 2: Convert to fraction form
    37,124.49/51,222.93 = 20,992.13/x
  3. Step 3: Cross multiply
    37,124.49x = 51,222.93 × 20,992.13
  4. Step 4: Simplify right side
    37,124.49x = 1,075,278,405.54
  5. Step 5: Solve for x
    x = 1,075,278,405.54/37,124.49
  6. Step 6: Final answer
    x = 28,964.13

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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.