Home / 51,973.05-77,967.75-16,904.51

Finding the Fourth Proportional to 51,973.05, 77,967.75 and 16,904.51

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Solution

The fourth proportional to 51,973.05, 77,967.75 and 16,904.51 is: 25,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,973.05 : 77,967.75 = 16,904.51 : x
  2. Step 2: Convert to fraction form
    51,973.05/77,967.75 = 16,904.51/x
  3. Step 3: Cross multiply
    51,973.05x = 77,967.75 × 16,904.51
  4. Step 4: Simplify right side
    51,973.05x = 1,318,006,609.55
  5. Step 5: Solve for x
    x = 1,318,006,609.55/51,973.05
  6. Step 6: Final answer
    x = 25,359.42

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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.