Home / 51,289.15-76,967.37-18,008.35

Finding the Fourth Proportional to 51,289.15, 76,967.37 and 18,008.35

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Solution

The fourth proportional to 51,289.15, 76,967.37 and 18,008.35 is: 27,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,289.15 : 76,967.37 = 18,008.35 : x
  2. Step 2: Convert to fraction form
    51,289.15/76,967.37 = 18,008.35/x
  3. Step 3: Cross multiply
    51,289.15x = 76,967.37 × 18,008.35
  4. Step 4: Simplify right side
    51,289.15x = 1,386,055,337.54
  5. Step 5: Solve for x
    x = 1,386,055,337.54/51,289.15
  6. Step 6: Final answer
    x = 27,024.34

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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.