Home / 49,809.47-74,714.33-14,270.72

Finding the Fourth Proportional to 49,809.47, 74,714.33 and 14,270.72

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Solution

The fourth proportional to 49,809.47, 74,714.33 and 14,270.72 is: 21,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.47 : 74,714.33 = 14,270.72 : x
  2. Step 2: Convert to fraction form
    49,809.47/74,714.33 = 14,270.72/x
  3. Step 3: Cross multiply
    49,809.47x = 74,714.33 × 14,270.72
  4. Step 4: Simplify right side
    49,809.47x = 1,066,226,945.52
  5. Step 5: Solve for x
    x = 1,066,226,945.52/49,809.47
  6. Step 6: Final answer
    x = 21,406.11

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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.