Home / 53,801.13-80,714.66-16,865.13

Finding the Fourth Proportional to 53,801.13, 80,714.66 and 16,865.13

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Solution

The fourth proportional to 53,801.13, 80,714.66 and 16,865.13 is: 25,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,801.13 : 80,714.66 = 16,865.13 : x
  2. Step 2: Convert to fraction form
    53,801.13/80,714.66 = 16,865.13/x
  3. Step 3: Cross multiply
    53,801.13x = 80,714.66 × 16,865.13
  4. Step 4: Simplify right side
    53,801.13x = 1,361,263,233.81
  5. Step 5: Solve for x
    x = 1,361,263,233.81/53,801.13
  6. Step 6: Final answer
    x = 25,301.76

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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.