Home / 55,048.64-75,965.81-32,389.09

Finding the Fourth Proportional to 55,048.64, 75,965.81 and 32,389.09

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Solution

The fourth proportional to 55,048.64, 75,965.81 and 32,389.09 is: 44,696.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.64 : 75,965.81 = 32,389.09 : x
  2. Step 2: Convert to fraction form
    55,048.64/75,965.81 = 32,389.09/x
  3. Step 3: Cross multiply
    55,048.64x = 75,965.81 × 32,389.09
  4. Step 4: Simplify right side
    55,048.64x = 2,460,463,105.15
  5. Step 5: Solve for x
    x = 2,460,463,105.15/55,048.64
  6. Step 6: Final answer
    x = 44,696.17

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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.