Home / 37,581.64-51,871.98-21,675.64

Finding the Fourth Proportional to 37,581.64, 51,871.98 and 21,675.64

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Solution

The fourth proportional to 37,581.64, 51,871.98 and 21,675.64 is: 29,917.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,581.64 : 51,871.98 = 21,675.64 : x
  2. Step 2: Convert to fraction form
    37,581.64/51,871.98 = 21,675.64/x
  3. Step 3: Cross multiply
    37,581.64x = 51,871.98 × 21,675.64
  4. Step 4: Simplify right side
    37,581.64x = 1,124,358,364.57
  5. Step 5: Solve for x
    x = 1,124,358,364.57/37,581.64
  6. Step 6: Final answer
    x = 29,917.76

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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.