Home / 48,473.16-72,682.44-18,857.16

Finding the Fourth Proportional to 48,473.16, 72,682.44 and 18,857.16

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Solution

The fourth proportional to 48,473.16, 72,682.44 and 18,857.16 is: 28,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,473.16 : 72,682.44 = 18,857.16 : x
  2. Step 2: Convert to fraction form
    48,473.16/72,682.44 = 18,857.16/x
  3. Step 3: Cross multiply
    48,473.16x = 72,682.44 × 18,857.16
  4. Step 4: Simplify right side
    48,473.16x = 1,370,584,400.27
  5. Step 5: Solve for x
    x = 1,370,584,400.27/48,473.16
  6. Step 6: Final answer
    x = 28,275.12

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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.