Home / 52,019.72-78,041.88-16,959.38

Finding the Fourth Proportional to 52,019.72, 78,041.88 and 16,959.38

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Solution

The fourth proportional to 52,019.72, 78,041.88 and 16,959.38 is: 25,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019.72 : 78,041.88 = 16,959.38 : x
  2. Step 2: Convert to fraction form
    52,019.72/78,041.88 = 16,959.38/x
  3. Step 3: Cross multiply
    52,019.72x = 78,041.88 × 16,959.38
  4. Step 4: Simplify right side
    52,019.72x = 1,323,541,508.63
  5. Step 5: Solve for x
    x = 1,323,541,508.63/52,019.72
  6. Step 6: Final answer
    x = 25,443.07

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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.