Home / 51,289.72-76,943.22-23,587

Finding the Fourth Proportional to 51,289.72, 76,943.22 and 23,587

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Solution

The fourth proportional to 51,289.72, 76,943.22 and 23,587 is: 35,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,289.72 : 76,943.22 = 23,587 : x
  2. Step 2: Convert to fraction form
    51,289.72/76,943.22 = 23,587/x
  3. Step 3: Cross multiply
    51,289.72x = 76,943.22 × 23,587
  4. Step 4: Simplify right side
    51,289.72x = 1,814,859,730.14
  5. Step 5: Solve for x
    x = 1,814,859,730.14/51,289.72
  6. Step 6: Final answer
    x = 35,384.47

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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.