Home / 40,045.16-55,252.32-22,813.86

Finding the Fourth Proportional to 40,045.16, 55,252.32 and 22,813.86

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Solution

The fourth proportional to 40,045.16, 55,252.32 and 22,813.86 is: 31,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,045.16 : 55,252.32 = 22,813.86 : x
  2. Step 2: Convert to fraction form
    40,045.16/55,252.32 = 22,813.86/x
  3. Step 3: Cross multiply
    40,045.16x = 55,252.32 × 22,813.86
  4. Step 4: Simplify right side
    40,045.16x = 1,260,518,693.16
  5. Step 5: Solve for x
    x = 1,260,518,693.16/40,045.16
  6. Step 6: Final answer
    x = 31,477.43

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