Home / 48,260.15-72,399.32-18,283.36

Finding the Fourth Proportional to 48,260.15, 72,399.32 and 18,283.36

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Solution

The fourth proportional to 48,260.15, 72,399.32 and 18,283.36 is: 27,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,260.15 : 72,399.32 = 18,283.36 : x
  2. Step 2: Convert to fraction form
    48,260.15/72,399.32 = 18,283.36/x
  3. Step 3: Cross multiply
    48,260.15x = 72,399.32 × 18,283.36
  4. Step 4: Simplify right side
    48,260.15x = 1,323,702,831.32
  5. Step 5: Solve for x
    x = 1,323,702,831.32/48,260.15
  6. Step 6: Final answer
    x = 27,428.49

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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.