Home / 14,248.45-21,375.07-4,387.51

Finding the Fourth Proportional to 14,248.45, 21,375.07 and 4,387.51

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Solution

The fourth proportional to 14,248.45, 21,375.07 and 4,387.51 is: 6,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.45 : 21,375.07 = 4,387.51 : x
  2. Step 2: Convert to fraction form
    14,248.45/21,375.07 = 4,387.51/x
  3. Step 3: Cross multiply
    14,248.45x = 21,375.07 × 4,387.51
  4. Step 4: Simplify right side
    14,248.45x = 93,783,268.97
  5. Step 5: Solve for x
    x = 93,783,268.97/14,248.45
  6. Step 6: Final answer
    x = 6,582.00

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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.