Home / 19,006.82-26,222.98-12,300.92

Finding the Fourth Proportional to 19,006.82, 26,222.98 and 12,300.92

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Solution

The fourth proportional to 19,006.82, 26,222.98 and 12,300.92 is: 16,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.82 : 26,222.98 = 12,300.92 : x
  2. Step 2: Convert to fraction form
    19,006.82/26,222.98 = 12,300.92/x
  3. Step 3: Cross multiply
    19,006.82x = 26,222.98 × 12,300.92
  4. Step 4: Simplify right side
    19,006.82x = 322,566,779.14
  5. Step 5: Solve for x
    x = 322,566,779.14/19,006.82
  6. Step 6: Final answer
    x = 16,971.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.