Home / 42,657.44-58,857.64-25,657.16

Finding the Fourth Proportional to 42,657.44, 58,857.64 and 25,657.16

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Solution

The fourth proportional to 42,657.44, 58,857.64 and 25,657.16 is: 35,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,657.44 : 58,857.64 = 25,657.16 : x
  2. Step 2: Convert to fraction form
    42,657.44/58,857.64 = 25,657.16/x
  3. Step 3: Cross multiply
    42,657.44x = 58,857.64 × 25,657.16
  4. Step 4: Simplify right side
    42,657.44x = 1,510,119,528.27
  5. Step 5: Solve for x
    x = 1,510,119,528.27/42,657.44
  6. Step 6: Final answer
    x = 35,401.09

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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.