Home / 47,781.09-65,938.66-26,271.77

Finding the Fourth Proportional to 47,781.09, 65,938.66 and 26,271.77

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Solution

The fourth proportional to 47,781.09, 65,938.66 and 26,271.77 is: 36,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,781.09 : 65,938.66 = 26,271.77 : x
  2. Step 2: Convert to fraction form
    47,781.09/65,938.66 = 26,271.77/x
  3. Step 3: Cross multiply
    47,781.09x = 65,938.66 × 26,271.77
  4. Step 4: Simplify right side
    47,781.09x = 1,732,324,914.26
  5. Step 5: Solve for x
    x = 1,732,324,914.26/47,781.09
  6. Step 6: Final answer
    x = 36,255.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.