Home / 17,103.80-25,655.40-14,175.92

Finding the Fourth Proportional to 17,103.80, 25,655.40 and 14,175.92

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Solution

The fourth proportional to 17,103.80, 25,655.40 and 14,175.92 is: 21,263.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,103.80 : 25,655.40 = 14,175.92 : x
  2. Step 2: Convert to fraction form
    17,103.80/25,655.40 = 14,175.92/x
  3. Step 3: Cross multiply
    17,103.80x = 25,655.40 × 14,175.92
  4. Step 4: Simplify right side
    17,103.80x = 363,688,897.97
  5. Step 5: Solve for x
    x = 363,688,897.97/17,103.80
  6. Step 6: Final answer
    x = 21,263.63

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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.