Home / 53,996.20-80,988.83-14,557.30

Finding the Fourth Proportional to 53,996.20, 80,988.83 and 14,557.30

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Solution

The fourth proportional to 53,996.20, 80,988.83 and 14,557.30 is: 21,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.20 : 80,988.83 = 14,557.30 : x
  2. Step 2: Convert to fraction form
    53,996.20/80,988.83 = 14,557.30/x
  3. Step 3: Cross multiply
    53,996.20x = 80,988.83 × 14,557.30
  4. Step 4: Simplify right side
    53,996.20x = 1,178,978,474.29
  5. Step 5: Solve for x
    x = 1,178,978,474.29/53,996.20
  6. Step 6: Final answer
    x = 21,834.47

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1.5x scale

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.