Home / 26,911.45-40,320.19-17,536.51

Finding the Fourth Proportional to 26,911.45, 40,320.19 and 17,536.51

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Solution

The fourth proportional to 26,911.45, 40,320.19 and 17,536.51 is: 26,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911.45 : 40,320.19 = 17,536.51 : x
  2. Step 2: Convert to fraction form
    26,911.45/40,320.19 = 17,536.51/x
  3. Step 3: Cross multiply
    26,911.45x = 40,320.19 × 17,536.51
  4. Step 4: Simplify right side
    26,911.45x = 707,075,415.14
  5. Step 5: Solve for x
    x = 707,075,415.14/26,911.45
  6. Step 6: Final answer
    x = 26,274.15

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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.