Home / 37,644.59-56,421.31-20,986.93

Finding the Fourth Proportional to 37,644.59, 56,421.31 and 20,986.93

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Solution

The fourth proportional to 37,644.59, 56,421.31 and 20,986.93 is: 31,454.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,644.59 : 56,421.31 = 20,986.93 : x
  2. Step 2: Convert to fraction form
    37,644.59/56,421.31 = 20,986.93/x
  3. Step 3: Cross multiply
    37,644.59x = 56,421.31 × 20,986.93
  4. Step 4: Simplify right side
    37,644.59x = 1,184,109,978.54
  5. Step 5: Solve for x
    x = 1,184,109,978.54/37,644.59
  6. Step 6: Final answer
    x = 31,454.98

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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.