Home / 16,875.12-25,278.82-15,497.22

Finding the Fourth Proportional to 16,875.12, 25,278.82 and 15,497.22

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Solution

The fourth proportional to 16,875.12, 25,278.82 and 15,497.22 is: 23,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.12 : 25,278.82 = 15,497.22 : x
  2. Step 2: Convert to fraction form
    16,875.12/25,278.82 = 15,497.22/x
  3. Step 3: Cross multiply
    16,875.12x = 25,278.82 × 15,497.22
  4. Step 4: Simplify right side
    16,875.12x = 391,751,434.88
  5. Step 5: Solve for x
    x = 391,751,434.88/16,875.12
  6. Step 6: Final answer
    x = 23,214.73

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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.