Home / 51,259.37-76,891.35-15,718.08

Finding the Fourth Proportional to 51,259.37, 76,891.35 and 15,718.08

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Solution

The fourth proportional to 51,259.37, 76,891.35 and 15,718.08 is: 23,577.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,259.37 : 76,891.35 = 15,718.08 : x
  2. Step 2: Convert to fraction form
    51,259.37/76,891.35 = 15,718.08/x
  3. Step 3: Cross multiply
    51,259.37x = 76,891.35 × 15,718.08
  4. Step 4: Simplify right side
    51,259.37x = 1,208,584,390.61
  5. Step 5: Solve for x
    x = 1,208,584,390.61/51,259.37
  6. Step 6: Final answer
    x = 23,577.83

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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.