Home / 51,523.40-77,290.32-17,785.02

Finding the Fourth Proportional to 51,523.40, 77,290.32 and 17,785.02

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Solution

The fourth proportional to 51,523.40, 77,290.32 and 17,785.02 is: 26,679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.40 : 77,290.32 = 17,785.02 : x
  2. Step 2: Convert to fraction form
    51,523.40/77,290.32 = 17,785.02/x
  3. Step 3: Cross multiply
    51,523.40x = 77,290.32 × 17,785.02
  4. Step 4: Simplify right side
    51,523.40x = 1,374,609,887.01
  5. Step 5: Solve for x
    x = 1,374,609,887.01/51,523.40
  6. Step 6: Final answer
    x = 26,679.33

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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.