Home / 39,519.27-54,536.67-21,614.22

Finding the Fourth Proportional to 39,519.27, 54,536.67 and 21,614.22

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Solution

The fourth proportional to 39,519.27, 54,536.67 and 21,614.22 is: 29,827.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,519.27 : 54,536.67 = 21,614.22 : x
  2. Step 2: Convert to fraction form
    39,519.27/54,536.67 = 21,614.22/x
  3. Step 3: Cross multiply
    39,519.27x = 54,536.67 × 21,614.22
  4. Step 4: Simplify right side
    39,519.27x = 1,178,767,583.45
  5. Step 5: Solve for x
    x = 1,178,767,583.45/39,519.27
  6. Step 6: Final answer
    x = 29,827.67

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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.