Home / 26,386.24-36,412.86-14,449.78

Finding the Fourth Proportional to 26,386.24, 36,412.86 and 14,449.78

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Solution

The fourth proportional to 26,386.24, 36,412.86 and 14,449.78 is: 19,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.24 : 36,412.86 = 14,449.78 : x
  2. Step 2: Convert to fraction form
    26,386.24/36,412.86 = 14,449.78/x
  3. Step 3: Cross multiply
    26,386.24x = 36,412.86 × 14,449.78
  4. Step 4: Simplify right side
    26,386.24x = 526,157,816.17
  5. Step 5: Solve for x
    x = 526,157,816.17/26,386.24
  6. Step 6: Final answer
    x = 19,940.61

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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.