Home / 26,663.25-39,988.73-7,941.59

Finding the Fourth Proportional to 26,663.25, 39,988.73 and 7,941.59

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Solution

The fourth proportional to 26,663.25, 39,988.73 and 7,941.59 is: 11,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.25 : 39,988.73 = 7,941.59 : x
  2. Step 2: Convert to fraction form
    26,663.25/39,988.73 = 7,941.59/x
  3. Step 3: Cross multiply
    26,663.25x = 39,988.73 × 7,941.59
  4. Step 4: Simplify right side
    26,663.25x = 317,573,858.63
  5. Step 5: Solve for x
    x = 317,573,858.63/26,663.25
  6. Step 6: Final answer
    x = 11,910.55

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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.