Home / 53,872.22-80,808.36-14,428.33

Finding the Fourth Proportional to 53,872.22, 80,808.36 and 14,428.33

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Solution

The fourth proportional to 53,872.22, 80,808.36 and 14,428.33 is: 21,642.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,872.22 : 80,808.36 = 14,428.33 : x
  2. Step 2: Convert to fraction form
    53,872.22/80,808.36 = 14,428.33/x
  3. Step 3: Cross multiply
    53,872.22x = 80,808.36 × 14,428.33
  4. Step 4: Simplify right side
    53,872.22x = 1,165,929,280.80
  5. Step 5: Solve for x
    x = 1,165,929,280.80/53,872.22
  6. Step 6: Final answer
    x = 21,642.50

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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.