Home / 30,820.88-42,576.36-24,525.20

Finding the Fourth Proportional to 30,820.88, 42,576.36 and 24,525.20

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Solution

The fourth proportional to 30,820.88, 42,576.36 and 24,525.20 is: 33,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,820.88 : 42,576.36 = 24,525.20 : x
  2. Step 2: Convert to fraction form
    30,820.88/42,576.36 = 24,525.20/x
  3. Step 3: Cross multiply
    30,820.88x = 42,576.36 × 24,525.20
  4. Step 4: Simplify right side
    30,820.88x = 1,044,193,744.27
  5. Step 5: Solve for x
    x = 1,044,193,744.27/30,820.88
  6. Step 6: Final answer
    x = 33,879.43

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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.