Home / 51,991.11-77,996.28-16,461.39

Finding the Fourth Proportional to 51,991.11, 77,996.28 and 16,461.39

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Solution

The fourth proportional to 51,991.11, 77,996.28 and 16,461.39 is: 24,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,991.11 : 77,996.28 = 16,461.39 : x
  2. Step 2: Convert to fraction form
    51,991.11/77,996.28 = 16,461.39/x
  3. Step 3: Cross multiply
    51,991.11x = 77,996.28 × 16,461.39
  4. Step 4: Simplify right side
    51,991.11x = 1,283,927,183.63
  5. Step 5: Solve for x
    x = 1,283,927,183.63/51,991.11
  6. Step 6: Final answer
    x = 24,695.13

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1.5x scale

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.