Home / 14,932.52-22,415.28-12,621.16

Finding the Fourth Proportional to 14,932.52, 22,415.28 and 12,621.16

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Solution

The fourth proportional to 14,932.52, 22,415.28 and 12,621.16 is: 18,945.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,932.52 : 22,415.28 = 12,621.16 : x
  2. Step 2: Convert to fraction form
    14,932.52/22,415.28 = 12,621.16/x
  3. Step 3: Cross multiply
    14,932.52x = 22,415.28 × 12,621.16
  4. Step 4: Simplify right side
    14,932.52x = 282,906,835.32
  5. Step 5: Solve for x
    x = 282,906,835.32/14,932.52
  6. Step 6: Final answer
    x = 18,945.69

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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.