Home / 26,108.43-39,161.30-9,240.32

Finding the Fourth Proportional to 26,108.43, 39,161.30 and 9,240.32

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Solution

The fourth proportional to 26,108.43, 39,161.30 and 9,240.32 is: 13,859.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.43 : 39,161.30 = 9,240.32 : x
  2. Step 2: Convert to fraction form
    26,108.43/39,161.30 = 9,240.32/x
  3. Step 3: Cross multiply
    26,108.43x = 39,161.30 × 9,240.32
  4. Step 4: Simplify right side
    26,108.43x = 361,862,701.61
  5. Step 5: Solve for x
    x = 361,862,701.61/26,108.43
  6. Step 6: Final answer
    x = 13,859.99

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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.