Home / 54,477.28-81,640.32-24,822.64

Finding the Fourth Proportional to 54,477.28, 81,640.32 and 24,822.64

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Solution

The fourth proportional to 54,477.28, 81,640.32 and 24,822.64 is: 37,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.28 : 81,640.32 = 24,822.64 : x
  2. Step 2: Convert to fraction form
    54,477.28/81,640.32 = 24,822.64/x
  3. Step 3: Cross multiply
    54,477.28x = 81,640.32 × 24,822.64
  4. Step 4: Simplify right side
    54,477.28x = 2,026,528,272.84
  5. Step 5: Solve for x
    x = 2,026,528,272.84/54,477.28
  6. Step 6: Final answer
    x = 37,199.51

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1.5x scale

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.