Home / 17,455.32-26,127.90-11,206.98

Finding the Fourth Proportional to 17,455.32, 26,127.90 and 11,206.98

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Solution

The fourth proportional to 17,455.32, 26,127.90 and 11,206.98 is: 16,775.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,455.32 : 26,127.90 = 11,206.98 : x
  2. Step 2: Convert to fraction form
    17,455.32/26,127.90 = 11,206.98/x
  3. Step 3: Cross multiply
    17,455.32x = 26,127.90 × 11,206.98
  4. Step 4: Simplify right side
    17,455.32x = 292,814,852.74
  5. Step 5: Solve for x
    x = 292,814,852.74/17,455.32
  6. Step 6: Final answer
    x = 16,775.11

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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.