Home / 17,633.09-26,415.02-10,221.98

Finding the Fourth Proportional to 17,633.09, 26,415.02 and 10,221.98

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Solution

The fourth proportional to 17,633.09, 26,415.02 and 10,221.98 is: 15,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,633.09 : 26,415.02 = 10,221.98 : x
  2. Step 2: Convert to fraction form
    17,633.09/26,415.02 = 10,221.98/x
  3. Step 3: Cross multiply
    17,633.09x = 26,415.02 × 10,221.98
  4. Step 4: Simplify right side
    17,633.09x = 270,013,699.62
  5. Step 5: Solve for x
    x = 270,013,699.62/17,633.09
  6. Step 6: Final answer
    x = 15,312.90

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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.