Home / 19,682.01-27,160.63-10,729.69

Finding the Fourth Proportional to 19,682.01, 27,160.63 and 10,729.69

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Solution

The fourth proportional to 19,682.01, 27,160.63 and 10,729.69 is: 14,806.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682.01 : 27,160.63 = 10,729.69 : x
  2. Step 2: Convert to fraction form
    19,682.01/27,160.63 = 10,729.69/x
  3. Step 3: Cross multiply
    19,682.01x = 27,160.63 × 10,729.69
  4. Step 4: Simplify right side
    19,682.01x = 291,425,045.38
  5. Step 5: Solve for x
    x = 291,425,045.38/19,682.01
  6. Step 6: Final answer
    x = 14,806.67

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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.