Home / 14,945.21-22,417.61-5,091.36

Finding the Fourth Proportional to 14,945.21, 22,417.61 and 5,091.36

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Solution

The fourth proportional to 14,945.21, 22,417.61 and 5,091.36 is: 7,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.21 : 22,417.61 = 5,091.36 : x
  2. Step 2: Convert to fraction form
    14,945.21/22,417.61 = 5,091.36/x
  3. Step 3: Cross multiply
    14,945.21x = 22,417.61 × 5,091.36
  4. Step 4: Simplify right side
    14,945.21x = 114,136,097.39
  5. Step 5: Solve for x
    x = 114,136,097.39/14,945.21
  6. Step 6: Final answer
    x = 7,636.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.