Home / 53,851.85-80,771.60-14,412.02

Finding the Fourth Proportional to 53,851.85, 80,771.60 and 14,412.02

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Solution

The fourth proportional to 53,851.85, 80,771.60 and 14,412.02 is: 21,616.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,851.85 : 80,771.60 = 14,412.02 : x
  2. Step 2: Convert to fraction form
    53,851.85/80,771.60 = 14,412.02/x
  3. Step 3: Cross multiply
    53,851.85x = 80,771.60 × 14,412.02
  4. Step 4: Simplify right side
    53,851.85x = 1,164,081,438.71
  5. Step 5: Solve for x
    x = 1,164,081,438.71/53,851.85
  6. Step 6: Final answer
    x = 21,616.37

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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.