Home / 51,101.51-76,652.28-22,988.72

Finding the Fourth Proportional to 51,101.51, 76,652.28 and 22,988.72

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Solution

The fourth proportional to 51,101.51, 76,652.28 and 22,988.72 is: 34,483.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,101.51 : 76,652.28 = 22,988.72 : x
  2. Step 2: Convert to fraction form
    51,101.51/76,652.28 = 22,988.72/x
  3. Step 3: Cross multiply
    51,101.51x = 76,652.28 × 22,988.72
  4. Step 4: Simplify right side
    51,101.51x = 1,762,137,993.91
  5. Step 5: Solve for x
    x = 1,762,137,993.91/51,101.51
  6. Step 6: Final answer
    x = 34,483.09

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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.