Home / 52,006.26-78,009.59-12,563.31

Finding the Fourth Proportional to 52,006.26, 78,009.59 and 12,563.31

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Solution

The fourth proportional to 52,006.26, 78,009.59 and 12,563.31 is: 18,845.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,006.26 : 78,009.59 = 12,563.31 : x
  2. Step 2: Convert to fraction form
    52,006.26/78,009.59 = 12,563.31/x
  3. Step 3: Cross multiply
    52,006.26x = 78,009.59 × 12,563.31
  4. Step 4: Simplify right side
    52,006.26x = 980,058,662.14
  5. Step 5: Solve for x
    x = 980,058,662.14/52,006.26
  6. Step 6: Final answer
    x = 18,845.01

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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.