Home / 52,341.80-78,512.92-16,808.51

Finding the Fourth Proportional to 52,341.80, 78,512.92 and 16,808.51

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Solution

The fourth proportional to 52,341.80, 78,512.92 and 16,808.51 is: 25,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,341.80 : 78,512.92 = 16,808.51 : x
  2. Step 2: Convert to fraction form
    52,341.80/78,512.92 = 16,808.51/x
  3. Step 3: Cross multiply
    52,341.80x = 78,512.92 × 16,808.51
  4. Step 4: Simplify right side
    52,341.80x = 1,319,685,355.21
  5. Step 5: Solve for x
    x = 1,319,685,355.21/52,341.80
  6. Step 6: Final answer
    x = 25,212.84

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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.