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Finding the Fourth Proportional to 26,595.74, 39,893.74 and 7,876.13

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Solution

The fourth proportional to 26,595.74, 39,893.74 and 7,876.13 is: 11,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.74 : 39,893.74 = 7,876.13 : x
  2. Step 2: Convert to fraction form
    26,595.74/39,893.74 = 7,876.13/x
  3. Step 3: Cross multiply
    26,595.74x = 39,893.74 × 7,876.13
  4. Step 4: Simplify right side
    26,595.74x = 314,208,063.27
  5. Step 5: Solve for x
    x = 314,208,063.27/26,595.74
  6. Step 6: Final answer
    x = 11,814.22

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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.