Home / 51,292.91-76,973.73-18,013.10

Finding the Fourth Proportional to 51,292.91, 76,973.73 and 18,013.10

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Solution

The fourth proportional to 51,292.91, 76,973.73 and 18,013.10 is: 27,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,292.91 : 76,973.73 = 18,013.10 : x
  2. Step 2: Convert to fraction form
    51,292.91/76,973.73 = 18,013.10/x
  3. Step 3: Cross multiply
    51,292.91x = 76,973.73 × 18,013.10
  4. Step 4: Simplify right side
    51,292.91x = 1,386,535,495.86
  5. Step 5: Solve for x
    x = 1,386,535,495.86/51,292.91
  6. Step 6: Final answer
    x = 27,031.72

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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.