Home / 14,918.44-20,576.26-14,256.68

Finding the Fourth Proportional to 14,918.44, 20,576.26 and 14,256.68

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Solution

The fourth proportional to 14,918.44, 20,576.26 and 14,256.68 is: 19,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918.44 : 20,576.26 = 14,256.68 : x
  2. Step 2: Convert to fraction form
    14,918.44/20,576.26 = 14,256.68/x
  3. Step 3: Cross multiply
    14,918.44x = 20,576.26 × 14,256.68
  4. Step 4: Simplify right side
    14,918.44x = 293,349,154.42
  5. Step 5: Solve for x
    x = 293,349,154.42/14,918.44
  6. Step 6: Final answer
    x = 19,663.53

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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.