Home / 53,244.08-79,868.15-13,801.31

Finding the Fourth Proportional to 53,244.08, 79,868.15 and 13,801.31

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Solution

The fourth proportional to 53,244.08, 79,868.15 and 13,801.31 is: 20,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,244.08 : 79,868.15 = 13,801.31 : x
  2. Step 2: Convert to fraction form
    53,244.08/79,868.15 = 13,801.31/x
  3. Step 3: Cross multiply
    53,244.08x = 79,868.15 × 13,801.31
  4. Step 4: Simplify right side
    53,244.08x = 1,102,285,097.28
  5. Step 5: Solve for x
    x = 1,102,285,097.28/53,244.08
  6. Step 6: Final answer
    x = 20,702.49

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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.