Home / 28,952-43,414.14-14,143.58

Finding the Fourth Proportional to 28,952, 43,414.14 and 14,143.58

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Solution

The fourth proportional to 28,952, 43,414.14 and 14,143.58 is: 21,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952 : 43,414.14 = 14,143.58 : x
  2. Step 2: Convert to fraction form
    28,952/43,414.14 = 14,143.58/x
  3. Step 3: Cross multiply
    28,952x = 43,414.14 × 14,143.58
  4. Step 4: Simplify right side
    28,952x = 614,031,362.22
  5. Step 5: Solve for x
    x = 614,031,362.22/28,952
  6. Step 6: Final answer
    x = 21,208.60

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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.