Home / 48,004.77-72,007.16-12,944.43

Finding the Fourth Proportional to 48,004.77, 72,007.16 and 12,944.43

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Solution

The fourth proportional to 48,004.77, 72,007.16 and 12,944.43 is: 19,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.77 : 72,007.16 = 12,944.43 : x
  2. Step 2: Convert to fraction form
    48,004.77/72,007.16 = 12,944.43/x
  3. Step 3: Cross multiply
    48,004.77x = 72,007.16 × 12,944.43
  4. Step 4: Simplify right side
    48,004.77x = 932,091,577.40
  5. Step 5: Solve for x
    x = 932,091,577.40/48,004.77
  6. Step 6: Final answer
    x = 19,416.65

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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.