Home / 51,829.45-77,744.60-14,392.43

Finding the Fourth Proportional to 51,829.45, 77,744.60 and 14,392.43

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Solution

The fourth proportional to 51,829.45, 77,744.60 and 14,392.43 is: 21,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.45 : 77,744.60 = 14,392.43 : x
  2. Step 2: Convert to fraction form
    51,829.45/77,744.60 = 14,392.43/x
  3. Step 3: Cross multiply
    51,829.45x = 77,744.60 × 14,392.43
  4. Step 4: Simplify right side
    51,829.45x = 1,118,934,116.48
  5. Step 5: Solve for x
    x = 1,118,934,116.48/51,829.45
  6. Step 6: Final answer
    x = 21,588.77

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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.