Home / 26,436.92-36,489.33-17,953.20

Finding the Fourth Proportional to 26,436.92, 36,489.33 and 17,953.20

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Solution

The fourth proportional to 26,436.92, 36,489.33 and 17,953.20 is: 24,779.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.92 : 36,489.33 = 17,953.20 : x
  2. Step 2: Convert to fraction form
    26,436.92/36,489.33 = 17,953.20/x
  3. Step 3: Cross multiply
    26,436.92x = 36,489.33 × 17,953.20
  4. Step 4: Simplify right side
    26,436.92x = 655,100,239.36
  5. Step 5: Solve for x
    x = 655,100,239.36/26,436.92
  6. Step 6: Final answer
    x = 24,779.75

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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.