Home / 14,031.40-21,046.92-4,036.39

Finding the Fourth Proportional to 14,031.40, 21,046.92 and 4,036.39

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Solution

The fourth proportional to 14,031.40, 21,046.92 and 4,036.39 is: 6,054.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.40 : 21,046.92 = 4,036.39 : x
  2. Step 2: Convert to fraction form
    14,031.40/21,046.92 = 4,036.39/x
  3. Step 3: Cross multiply
    14,031.40x = 21,046.92 × 4,036.39
  4. Step 4: Simplify right side
    14,031.40x = 84,953,577.42
  5. Step 5: Solve for x
    x = 84,953,577.42/14,031.40
  6. Step 6: Final answer
    x = 6,054.53

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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.