Home / 37,701.24-52,012.80-21,782.76

Finding the Fourth Proportional to 37,701.24, 52,012.80 and 21,782.76

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Solution

The fourth proportional to 37,701.24, 52,012.80 and 21,782.76 is: 30,051.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,701.24 : 52,012.80 = 21,782.76 : x
  2. Step 2: Convert to fraction form
    37,701.24/52,012.80 = 21,782.76/x
  3. Step 3: Cross multiply
    37,701.24x = 52,012.80 × 21,782.76
  4. Step 4: Simplify right side
    37,701.24x = 1,132,982,339.33
  5. Step 5: Solve for x
    x = 1,132,982,339.33/37,701.24
  6. Step 6: Final answer
    x = 30,051.59

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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.