Home / 53,406.10-80,102.20-13,966.26

Finding the Fourth Proportional to 53,406.10, 80,102.20 and 13,966.26

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Solution

The fourth proportional to 53,406.10, 80,102.20 and 13,966.26 is: 20,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,406.10 : 80,102.20 = 13,966.26 : x
  2. Step 2: Convert to fraction form
    53,406.10/80,102.20 = 13,966.26/x
  3. Step 3: Cross multiply
    53,406.10x = 80,102.20 × 13,966.26
  4. Step 4: Simplify right side
    53,406.10x = 1,118,728,151.77
  5. Step 5: Solve for x
    x = 1,118,728,151.77/53,406.10
  6. Step 6: Final answer
    x = 20,947.57

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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.