Home / 13,713.07-18,926.05-8,050.94

Finding the Fourth Proportional to 13,713.07, 18,926.05 and 8,050.94

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Solution

The fourth proportional to 13,713.07, 18,926.05 and 8,050.94 is: 11,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713.07 : 18,926.05 = 8,050.94 : x
  2. Step 2: Convert to fraction form
    13,713.07/18,926.05 = 8,050.94/x
  3. Step 3: Cross multiply
    13,713.07x = 18,926.05 × 8,050.94
  4. Step 4: Simplify right side
    13,713.07x = 152,372,398.36
  5. Step 5: Solve for x
    x = 152,372,398.36/13,713.07
  6. Step 6: Final answer
    x = 11,111.48

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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.