Home / 11,614.35-17,417.88-6,686.31

Finding the Fourth Proportional to 11,614.35, 17,417.88 and 6,686.31

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Solution

The fourth proportional to 11,614.35, 17,417.88 and 6,686.31 is: 10,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,614.35 : 17,417.88 = 6,686.31 : x
  2. Step 2: Convert to fraction form
    11,614.35/17,417.88 = 6,686.31/x
  3. Step 3: Cross multiply
    11,614.35x = 17,417.88 × 6,686.31
  4. Step 4: Simplify right side
    11,614.35x = 116,461,345.22
  5. Step 5: Solve for x
    x = 116,461,345.22/11,614.35
  6. Step 6: Final answer
    x = 10,027.37

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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.