Home / 37,618.34-51,911.31-21,701.84

Finding the Fourth Proportional to 37,618.34, 51,911.31 and 21,701.84

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Solution

The fourth proportional to 37,618.34, 51,911.31 and 21,701.84 is: 29,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618.34 : 51,911.31 = 21,701.84 : x
  2. Step 2: Convert to fraction form
    37,618.34/51,911.31 = 21,701.84/x
  3. Step 3: Cross multiply
    37,618.34x = 51,911.31 × 21,701.84
  4. Step 4: Simplify right side
    37,618.34x = 1,126,570,943.81
  5. Step 5: Solve for x
    x = 1,126,570,943.81/37,618.34
  6. Step 6: Final answer
    x = 29,947.39

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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.