Home / 26,388.39-36,415.65-14,451.57

Finding the Fourth Proportional to 26,388.39, 36,415.65 and 14,451.57

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Solution

The fourth proportional to 26,388.39, 36,415.65 and 14,451.57 is: 19,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.39 : 36,415.65 = 14,451.57 : x
  2. Step 2: Convert to fraction form
    26,388.39/36,415.65 = 14,451.57/x
  3. Step 3: Cross multiply
    26,388.39x = 36,415.65 × 14,451.57
  4. Step 4: Simplify right side
    26,388.39x = 526,263,315.07
  5. Step 5: Solve for x
    x = 526,263,315.07/26,388.39
  6. Step 6: Final answer
    x = 19,942.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.