Home / 14,097.31-21,145.25-5,775.23

Finding the Fourth Proportional to 14,097.31, 21,145.25 and 5,775.23

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Solution

The fourth proportional to 14,097.31, 21,145.25 and 5,775.23 is: 8,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.31 : 21,145.25 = 5,775.23 : x
  2. Step 2: Convert to fraction form
    14,097.31/21,145.25 = 5,775.23/x
  3. Step 3: Cross multiply
    14,097.31x = 21,145.25 × 5,775.23
  4. Step 4: Simplify right side
    14,097.31x = 122,118,749.46
  5. Step 5: Solve for x
    x = 122,118,749.46/14,097.31
  6. Step 6: Final answer
    x = 8,662.56

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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.