Home / 26,550.17-39,830.94-8,779.88

Finding the Fourth Proportional to 26,550.17, 39,830.94 and 8,779.88

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Solution

The fourth proportional to 26,550.17, 39,830.94 and 8,779.88 is: 13,171.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.17 : 39,830.94 = 8,779.88 : x
  2. Step 2: Convert to fraction form
    26,550.17/39,830.94 = 8,779.88/x
  3. Step 3: Cross multiply
    26,550.17x = 39,830.94 × 8,779.88
  4. Step 4: Simplify right side
    26,550.17x = 349,710,873.49
  5. Step 5: Solve for x
    x = 349,710,873.49/26,550.17
  6. Step 6: Final answer
    x = 13,171.70

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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.