Home / 48,418.02-72,628.83-13,360.32

Finding the Fourth Proportional to 48,418.02, 72,628.83 and 13,360.32

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Solution

The fourth proportional to 48,418.02, 72,628.83 and 13,360.32 is: 20,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.02 : 72,628.83 = 13,360.32 : x
  2. Step 2: Convert to fraction form
    48,418.02/72,628.83 = 13,360.32/x
  3. Step 3: Cross multiply
    48,418.02x = 72,628.83 × 13,360.32
  4. Step 4: Simplify right side
    48,418.02x = 970,344,410.03
  5. Step 5: Solve for x
    x = 970,344,410.03/48,418.02
  6. Step 6: Final answer
    x = 20,040.98

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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.