Home / 26,525.72-39,782.10-17,813.36

Finding the Fourth Proportional to 26,525.72, 39,782.10 and 17,813.36

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Solution

The fourth proportional to 26,525.72, 39,782.10 and 17,813.36 is: 26,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,525.72 : 39,782.10 = 17,813.36 : x
  2. Step 2: Convert to fraction form
    26,525.72/39,782.10 = 17,813.36/x
  3. Step 3: Cross multiply
    26,525.72x = 39,782.10 × 17,813.36
  4. Step 4: Simplify right side
    26,525.72x = 708,652,868.86
  5. Step 5: Solve for x
    x = 708,652,868.86/26,525.72
  6. Step 6: Final answer
    x = 26,715.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.