Home / 19,011.06-26,222.90-12,194.29

Finding the Fourth Proportional to 19,011.06, 26,222.90 and 12,194.29

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Solution

The fourth proportional to 19,011.06, 26,222.90 and 12,194.29 is: 16,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.06 : 26,222.90 = 12,194.29 : x
  2. Step 2: Convert to fraction form
    19,011.06/26,222.90 = 12,194.29/x
  3. Step 3: Cross multiply
    19,011.06x = 26,222.90 × 12,194.29
  4. Step 4: Simplify right side
    19,011.06x = 319,769,647.24
  5. Step 5: Solve for x
    x = 319,769,647.24/19,011.06
  6. Step 6: Final answer
    x = 16,820.19

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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.