Home / 26,779.19-40,140.92-8,996.65

Finding the Fourth Proportional to 26,779.19, 40,140.92 and 8,996.65

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Solution

The fourth proportional to 26,779.19, 40,140.92 and 8,996.65 is: 13,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,779.19 : 40,140.92 = 8,996.65 : x
  2. Step 2: Convert to fraction form
    26,779.19/40,140.92 = 8,996.65/x
  3. Step 3: Cross multiply
    26,779.19x = 40,140.92 × 8,996.65
  4. Step 4: Simplify right side
    26,779.19x = 361,133,807.92
  5. Step 5: Solve for x
    x = 361,133,807.92/26,779.19
  6. Step 6: Final answer
    x = 13,485.61

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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.