Home / 13,588.27-18,752.33-7,926.67

Finding the Fourth Proportional to 13,588.27, 18,752.33 and 7,926.67

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Solution

The fourth proportional to 13,588.27, 18,752.33 and 7,926.67 is: 10,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588.27 : 18,752.33 = 7,926.67 : x
  2. Step 2: Convert to fraction form
    13,588.27/18,752.33 = 7,926.67/x
  3. Step 3: Cross multiply
    13,588.27x = 18,752.33 × 7,926.67
  4. Step 4: Simplify right side
    13,588.27x = 148,643,504.58
  5. Step 5: Solve for x
    x = 148,643,504.58/13,588.27
  6. Step 6: Final answer
    x = 10,939.11

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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.