Home / 40,662.64-56,111.32-22,754.32

Finding the Fourth Proportional to 40,662.64, 56,111.32 and 22,754.32

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Solution

The fourth proportional to 40,662.64, 56,111.32 and 22,754.32 is: 31,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,662.64 : 56,111.32 = 22,754.32 : x
  2. Step 2: Convert to fraction form
    40,662.64/56,111.32 = 22,754.32/x
  3. Step 3: Cross multiply
    40,662.64x = 56,111.32 × 22,754.32
  4. Step 4: Simplify right side
    40,662.64x = 1,276,774,930.90
  5. Step 5: Solve for x
    x = 1,276,774,930.90/40,662.64
  6. Step 6: Final answer
    x = 31,399.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.