Home / 27,779.58-38,353.74-24,790.32

Finding the Fourth Proportional to 27,779.58, 38,353.74 and 24,790.32

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Solution

The fourth proportional to 27,779.58, 38,353.74 and 24,790.32 is: 34,226.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779.58 : 38,353.74 = 24,790.32 : x
  2. Step 2: Convert to fraction form
    27,779.58/38,353.74 = 24,790.32/x
  3. Step 3: Cross multiply
    27,779.58x = 38,353.74 × 24,790.32
  4. Step 4: Simplify right side
    27,779.58x = 950,801,487.80
  5. Step 5: Solve for x
    x = 950,801,487.80/27,779.58
  6. Step 6: Final answer
    x = 34,226.63

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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.