Home / 53,678.43-80,501.04-18,609.93

Finding the Fourth Proportional to 53,678.43, 80,501.04 and 18,609.93

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Solution

The fourth proportional to 53,678.43, 80,501.04 and 18,609.93 is: 27,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,678.43 : 80,501.04 = 18,609.93 : x
  2. Step 2: Convert to fraction form
    53,678.43/80,501.04 = 18,609.93/x
  3. Step 3: Cross multiply
    53,678.43x = 80,501.04 × 18,609.93
  4. Step 4: Simplify right side
    53,678.43x = 1,498,118,719.33
  5. Step 5: Solve for x
    x = 1,498,118,719.33/53,678.43
  6. Step 6: Final answer
    x = 27,909.14

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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.