Home / 26,904.04-40,359.90-8,437.48

Finding the Fourth Proportional to 26,904.04, 40,359.90 and 8,437.48

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Solution

The fourth proportional to 26,904.04, 40,359.90 and 8,437.48 is: 12,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.04 : 40,359.90 = 8,437.48 : x
  2. Step 2: Convert to fraction form
    26,904.04/40,359.90 = 8,437.48/x
  3. Step 3: Cross multiply
    26,904.04x = 40,359.90 × 8,437.48
  4. Step 4: Simplify right side
    26,904.04x = 340,535,849.05
  5. Step 5: Solve for x
    x = 340,535,849.05/26,904.04
  6. Step 6: Final answer
    x = 12,657.42

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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.