Home / 55,332.12-82,973.70-15,880.08

Finding the Fourth Proportional to 55,332.12, 82,973.70 and 15,880.08

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Solution

The fourth proportional to 55,332.12, 82,973.70 and 15,880.08 is: 23,813.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332.12 : 82,973.70 = 15,880.08 : x
  2. Step 2: Convert to fraction form
    55,332.12/82,973.70 = 15,880.08/x
  3. Step 3: Cross multiply
    55,332.12x = 82,973.70 × 15,880.08
  4. Step 4: Simplify right side
    55,332.12x = 1,317,628,993.90
  5. Step 5: Solve for x
    x = 1,317,628,993.90/55,332.12
  6. Step 6: Final answer
    x = 23,813.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.