Home / 49,948.49-74,905.18-14,400.32

Finding the Fourth Proportional to 49,948.49, 74,905.18 and 14,400.32

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Solution

The fourth proportional to 49,948.49, 74,905.18 and 14,400.32 is: 21,595.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,948.49 : 74,905.18 = 14,400.32 : x
  2. Step 2: Convert to fraction form
    49,948.49/74,905.18 = 14,400.32/x
  3. Step 3: Cross multiply
    49,948.49x = 74,905.18 × 14,400.32
  4. Step 4: Simplify right side
    49,948.49x = 1,078,658,561.66
  5. Step 5: Solve for x
    x = 1,078,658,561.66/49,948.49
  6. Step 6: Final answer
    x = 21,595.42

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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.