Home / 26,985.25-40,473.32-7,259.42

Finding the Fourth Proportional to 26,985.25, 40,473.32 and 7,259.42

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Solution

The fourth proportional to 26,985.25, 40,473.32 and 7,259.42 is: 10,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.25 : 40,473.32 = 7,259.42 : x
  2. Step 2: Convert to fraction form
    26,985.25/40,473.32 = 7,259.42/x
  3. Step 3: Cross multiply
    26,985.25x = 40,473.32 × 7,259.42
  4. Step 4: Simplify right side
    26,985.25x = 293,812,934.39
  5. Step 5: Solve for x
    x = 293,812,934.39/26,985.25
  6. Step 6: Final answer
    x = 10,887.91

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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.