Home / 52,623.32-78,934.98-21,453.08

Finding the Fourth Proportional to 52,623.32, 78,934.98 and 21,453.08

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Solution

The fourth proportional to 52,623.32, 78,934.98 and 21,453.08 is: 32,179.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,623.32 : 78,934.98 = 21,453.08 : x
  2. Step 2: Convert to fraction form
    52,623.32/78,934.98 = 21,453.08/x
  3. Step 3: Cross multiply
    52,623.32x = 78,934.98 × 21,453.08
  4. Step 4: Simplify right side
    52,623.32x = 1,693,398,440.74
  5. Step 5: Solve for x
    x = 1,693,398,440.74/52,623.32
  6. Step 6: Final answer
    x = 32,179.62

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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.