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Finding the Fourth Proportional to 46,581.86, 64,280.84 and 25,361.07

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Solution

The fourth proportional to 46,581.86, 64,280.84 and 25,361.07 is: 34,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,581.86 : 64,280.84 = 25,361.07 : x
  2. Step 2: Convert to fraction form
    46,581.86/64,280.84 = 25,361.07/x
  3. Step 3: Cross multiply
    46,581.86x = 64,280.84 × 25,361.07
  4. Step 4: Simplify right side
    46,581.86x = 1,630,230,756.09
  5. Step 5: Solve for x
    x = 1,630,230,756.09/46,581.86
  6. Step 6: Final answer
    x = 34,997.12

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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.