Home / 48,588.39-72,891.78-19,004.36

Finding the Fourth Proportional to 48,588.39, 72,891.78 and 19,004.36

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Solution

The fourth proportional to 48,588.39, 72,891.78 and 19,004.36 is: 28,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588.39 : 72,891.78 = 19,004.36 : x
  2. Step 2: Convert to fraction form
    48,588.39/72,891.78 = 19,004.36/x
  3. Step 3: Cross multiply
    48,588.39x = 72,891.78 × 19,004.36
  4. Step 4: Simplify right side
    48,588.39x = 1,385,261,628.16
  5. Step 5: Solve for x
    x = 1,385,261,628.16/48,588.39
  6. Step 6: Final answer
    x = 28,510.14

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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.