Home / 51,223.78-76,783.04-19,625.27

Finding the Fourth Proportional to 51,223.78, 76,783.04 and 19,625.27

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Solution

The fourth proportional to 51,223.78, 76,783.04 and 19,625.27 is: 29,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,223.78 : 76,783.04 = 19,625.27 : x
  2. Step 2: Convert to fraction form
    51,223.78/76,783.04 = 19,625.27/x
  3. Step 3: Cross multiply
    51,223.78x = 76,783.04 × 19,625.27
  4. Step 4: Simplify right side
    51,223.78x = 1,506,887,842.36
  5. Step 5: Solve for x
    x = 1,506,887,842.36/51,223.78
  6. Step 6: Final answer
    x = 29,417.74

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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.