Home / 12,029.06-16,590.33-9,191.93

Finding the Fourth Proportional to 12,029.06, 16,590.33 and 9,191.93

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Solution

The fourth proportional to 12,029.06, 16,590.33 and 9,191.93 is: 12,677.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.06 : 16,590.33 = 9,191.93 : x
  2. Step 2: Convert to fraction form
    12,029.06/16,590.33 = 9,191.93/x
  3. Step 3: Cross multiply
    12,029.06x = 16,590.33 × 9,191.93
  4. Step 4: Simplify right side
    12,029.06x = 152,497,069.09
  5. Step 5: Solve for x
    x = 152,497,069.09/12,029.06
  6. Step 6: Final answer
    x = 12,677.39

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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.