Home / 27,739.24-38,280.90-16,567.72

Finding the Fourth Proportional to 27,739.24, 38,280.90 and 16,567.72

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Solution

The fourth proportional to 27,739.24, 38,280.90 and 16,567.72 is: 22,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739.24 : 38,280.90 = 16,567.72 : x
  2. Step 2: Convert to fraction form
    27,739.24/38,280.90 = 16,567.72/x
  3. Step 3: Cross multiply
    27,739.24x = 38,280.90 × 16,567.72
  4. Step 4: Simplify right side
    27,739.24x = 634,227,232.55
  5. Step 5: Solve for x
    x = 634,227,232.55/27,739.24
  6. Step 6: Final answer
    x = 22,863.90

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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.