Home / 55,714.39-83,571.77-14,161.39

Finding the Fourth Proportional to 55,714.39, 83,571.77 and 14,161.39

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Solution

The fourth proportional to 55,714.39, 83,571.77 and 14,161.39 is: 21,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,714.39 : 83,571.77 = 14,161.39 : x
  2. Step 2: Convert to fraction form
    55,714.39/83,571.77 = 14,161.39/x
  3. Step 3: Cross multiply
    55,714.39x = 83,571.77 × 14,161.39
  4. Step 4: Simplify right side
    55,714.39x = 1,183,492,148.22
  5. Step 5: Solve for x
    x = 1,183,492,148.22/55,714.39
  6. Step 6: Final answer
    x = 21,242.13

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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.