Home / 26,063.29-39,149.09-21,071.30

Finding the Fourth Proportional to 26,063.29, 39,149.09 and 21,071.30

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Solution

The fourth proportional to 26,063.29, 39,149.09 and 21,071.30 is: 31,650.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,063.29 : 39,149.09 = 21,071.30 : x
  2. Step 2: Convert to fraction form
    26,063.29/39,149.09 = 21,071.30/x
  3. Step 3: Cross multiply
    26,063.29x = 39,149.09 × 21,071.30
  4. Step 4: Simplify right side
    26,063.29x = 824,922,220.12
  5. Step 5: Solve for x
    x = 824,922,220.12/26,063.29
  6. Step 6: Final answer
    x = 31,650.73

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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.