Home / 53,907.40-80,861.10-14,463.52

Finding the Fourth Proportional to 53,907.40, 80,861.10 and 14,463.52

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Solution

The fourth proportional to 53,907.40, 80,861.10 and 14,463.52 is: 21,695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,907.40 : 80,861.10 = 14,463.52 : x
  2. Step 2: Convert to fraction form
    53,907.40/80,861.10 = 14,463.52/x
  3. Step 3: Cross multiply
    53,907.40x = 80,861.10 × 14,463.52
  4. Step 4: Simplify right side
    53,907.40x = 1,169,536,137.07
  5. Step 5: Solve for x
    x = 1,169,536,137.07/53,907.40
  6. Step 6: Final answer
    x = 21,695.28

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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.