Home / 26,474.36-36,531.89-15,863.72

Finding the Fourth Proportional to 26,474.36, 36,531.89 and 15,863.72

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Solution

The fourth proportional to 26,474.36, 36,531.89 and 15,863.72 is: 21,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.36 : 36,531.89 = 15,863.72 : x
  2. Step 2: Convert to fraction form
    26,474.36/36,531.89 = 15,863.72/x
  3. Step 3: Cross multiply
    26,474.36x = 36,531.89 × 15,863.72
  4. Step 4: Simplify right side
    26,474.36x = 579,531,674.03
  5. Step 5: Solve for x
    x = 579,531,674.03/26,474.36
  6. Step 6: Final answer
    x = 21,890.30

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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.