Home / 27,779.86-38,354.10-24,790.54

Finding the Fourth Proportional to 27,779.86, 38,354.10 and 24,790.54

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Solution

The fourth proportional to 27,779.86, 38,354.10 and 24,790.54 is: 34,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779.86 : 38,354.10 = 24,790.54 : x
  2. Step 2: Convert to fraction form
    27,779.86/38,354.10 = 24,790.54/x
  3. Step 3: Cross multiply
    27,779.86x = 38,354.10 × 24,790.54
  4. Step 4: Simplify right side
    27,779.86x = 950,818,850.21
  5. Step 5: Solve for x
    x = 950,818,850.21/27,779.86
  6. Step 6: Final answer
    x = 34,226.91

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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.