Home / 48,268.64-72,404.40-18,276.32

Finding the Fourth Proportional to 48,268.64, 72,404.40 and 18,276.32

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Solution

The fourth proportional to 48,268.64, 72,404.40 and 18,276.32 is: 27,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,268.64 : 72,404.40 = 18,276.32 : x
  2. Step 2: Convert to fraction form
    48,268.64/72,404.40 = 18,276.32/x
  3. Step 3: Cross multiply
    48,268.64x = 72,404.40 × 18,276.32
  4. Step 4: Simplify right side
    48,268.64x = 1,323,285,983.81
  5. Step 5: Solve for x
    x = 1,323,285,983.81/48,268.64
  6. Step 6: Final answer
    x = 27,415.03

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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.