Home / 53,731.91-80,597.78-14,289.03

Finding the Fourth Proportional to 53,731.91, 80,597.78 and 14,289.03

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Solution

The fourth proportional to 53,731.91, 80,597.78 and 14,289.03 is: 21,433.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.91 : 80,597.78 = 14,289.03 : x
  2. Step 2: Convert to fraction form
    53,731.91/80,597.78 = 14,289.03/x
  3. Step 3: Cross multiply
    53,731.91x = 80,597.78 × 14,289.03
  4. Step 4: Simplify right side
    53,731.91x = 1,151,663,875.52
  5. Step 5: Solve for x
    x = 1,151,663,875.52/53,731.91
  6. Step 6: Final answer
    x = 21,433.52

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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.