Home / 37,421.80-56,132.02-21,650.56

Finding the Fourth Proportional to 37,421.80, 56,132.02 and 21,650.56

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Solution

The fourth proportional to 37,421.80, 56,132.02 and 21,650.56 is: 32,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,421.80 : 56,132.02 = 21,650.56 : x
  2. Step 2: Convert to fraction form
    37,421.80/56,132.02 = 21,650.56/x
  3. Step 3: Cross multiply
    37,421.80x = 56,132.02 × 21,650.56
  4. Step 4: Simplify right side
    37,421.80x = 1,215,289,666.93
  5. Step 5: Solve for x
    x = 1,215,289,666.93/37,421.80
  6. Step 6: Final answer
    x = 32,475.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.