Home / 48,128.62-72,201.15-14,848.06

Finding the Fourth Proportional to 48,128.62, 72,201.15 and 14,848.06

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Solution

The fourth proportional to 48,128.62, 72,201.15 and 14,848.06 is: 22,274.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.62 : 72,201.15 = 14,848.06 : x
  2. Step 2: Convert to fraction form
    48,128.62/72,201.15 = 14,848.06/x
  3. Step 3: Cross multiply
    48,128.62x = 72,201.15 × 14,848.06
  4. Step 4: Simplify right side
    48,128.62x = 1,072,047,007.27
  5. Step 5: Solve for x
    x = 1,072,047,007.27/48,128.62
  6. Step 6: Final answer
    x = 22,274.63

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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.