Home / 28,738.96-43,093.05-12,713.92

Finding the Fourth Proportional to 28,738.96, 43,093.05 and 12,713.92

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Solution

The fourth proportional to 28,738.96, 43,093.05 and 12,713.92 is: 19,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,738.96 : 43,093.05 = 12,713.92 : x
  2. Step 2: Convert to fraction form
    28,738.96/43,093.05 = 12,713.92/x
  3. Step 3: Cross multiply
    28,738.96x = 43,093.05 × 12,713.92
  4. Step 4: Simplify right side
    28,738.96x = 547,881,590.26
  5. Step 5: Solve for x
    x = 547,881,590.26/28,738.96
  6. Step 6: Final answer
    x = 19,064.07

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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.