Home / 48,382.70-72,578.63-18,802.82

Finding the Fourth Proportional to 48,382.70, 72,578.63 and 18,802.82

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Solution

The fourth proportional to 48,382.70, 72,578.63 and 18,802.82 is: 28,206.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.70 : 72,578.63 = 18,802.82 : x
  2. Step 2: Convert to fraction form
    48,382.70/72,578.63 = 18,802.82/x
  3. Step 3: Cross multiply
    48,382.70x = 72,578.63 × 18,802.82
  4. Step 4: Simplify right side
    48,382.70x = 1,364,682,458.83
  5. Step 5: Solve for x
    x = 1,364,682,458.83/48,382.70
  6. Step 6: Final answer
    x = 28,206.00

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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.