Home / 51,139.84-76,598.70-24,789.28

Finding the Fourth Proportional to 51,139.84, 76,598.70 and 24,789.28

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Solution

The fourth proportional to 51,139.84, 76,598.70 and 24,789.28 is: 37,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,139.84 : 76,598.70 = 24,789.28 : x
  2. Step 2: Convert to fraction form
    51,139.84/76,598.70 = 24,789.28/x
  3. Step 3: Cross multiply
    51,139.84x = 76,598.70 × 24,789.28
  4. Step 4: Simplify right side
    51,139.84x = 1,898,826,621.94
  5. Step 5: Solve for x
    x = 1,898,826,621.94/51,139.84
  6. Step 6: Final answer
    x = 37,130.09

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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.