Home / 51,909.51-77,864.19-23,810.96

Finding the Fourth Proportional to 51,909.51, 77,864.19 and 23,810.96

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Solution

The fourth proportional to 51,909.51, 77,864.19 and 23,810.96 is: 35,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,909.51 : 77,864.19 = 23,810.96 : x
  2. Step 2: Convert to fraction form
    51,909.51/77,864.19 = 23,810.96/x
  3. Step 3: Cross multiply
    51,909.51x = 77,864.19 × 23,810.96
  4. Step 4: Simplify right side
    51,909.51x = 1,854,021,218.89
  5. Step 5: Solve for x
    x = 1,854,021,218.89/51,909.51
  6. Step 6: Final answer
    x = 35,716.41

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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.