Home / 51,977.09-77,957.54-16,916.51

Finding the Fourth Proportional to 51,977.09, 77,957.54 and 16,916.51

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Solution

The fourth proportional to 51,977.09, 77,957.54 and 16,916.51 is: 25,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,977.09 : 77,957.54 = 16,916.51 : x
  2. Step 2: Convert to fraction form
    51,977.09/77,957.54 = 16,916.51/x
  3. Step 3: Cross multiply
    51,977.09x = 77,957.54 × 16,916.51
  4. Step 4: Simplify right side
    51,977.09x = 1,318,769,678.73
  5. Step 5: Solve for x
    x = 1,318,769,678.73/51,977.09
  6. Step 6: Final answer
    x = 25,372.13

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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.