Home / 13,736.13-18,953.22-8,701.17

Finding the Fourth Proportional to 13,736.13, 18,953.22 and 8,701.17

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Solution

The fourth proportional to 13,736.13, 18,953.22 and 8,701.17 is: 12,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.13 : 18,953.22 = 8,701.17 : x
  2. Step 2: Convert to fraction form
    13,736.13/18,953.22 = 8,701.17/x
  3. Step 3: Cross multiply
    13,736.13x = 18,953.22 × 8,701.17
  4. Step 4: Simplify right side
    13,736.13x = 164,915,189.27
  5. Step 5: Solve for x
    x = 164,915,189.27/13,736.13
  6. Step 6: Final answer
    x = 12,005.94

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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.