Home / 26,141.58-36,078.63-15,531.27

Finding the Fourth Proportional to 26,141.58, 36,078.63 and 15,531.27

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Solution

The fourth proportional to 26,141.58, 36,078.63 and 15,531.27 is: 21,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,141.58 : 36,078.63 = 15,531.27 : x
  2. Step 2: Convert to fraction form
    26,141.58/36,078.63 = 15,531.27/x
  3. Step 3: Cross multiply
    26,141.58x = 36,078.63 × 15,531.27
  4. Step 4: Simplify right side
    26,141.58x = 560,346,943.76
  5. Step 5: Solve for x
    x = 560,346,943.76/26,141.58
  6. Step 6: Final answer
    x = 21,435.08

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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.